This is a list of emerging technologies, which are in-development technical innovations that have significant potential in their applications. The criteria for this list is that the technology must:
Listing here is not a prediction that the technology will become widely adopted, only a recognition of significant potential to become widely adopted or highly useful if ongoing work continues, is successful, and the work is not overtaken by other technologies.
Agricultural roboticsA review of automation and robotics for the bio-industry. Journal of Biomechatronics Engineering Vol. 1, No. 1, (2008) 37–54 | Research and development, trial projects | Automation of agriculture | Agricultural drone |
Closed ecological systems | Research and development, NASA – Investigation of a Closed Ecological System. nasa.govBen Armentrout, and Heidi Kappes. Studies in Closed Ecological Systems: Biosphere in a BottleFrieda B. Taub Annual Review of Ecology and Systematics Vol. 5, (1974), pp. 139–160 working demonstrators (e.g. Biosphere 2) | Agriculture, scientific research, space colonization | Greenhouse, Eden Project, Bioshelter, Seawater greenhouse |
Cultured meat | Research and development, trials | Humane, resource-efficient, healthier, and cheaper meat | New Harvest |
Atmospheric water generator | Working prototype | Agriculture in semi-arid land | Desorption |
Vertical farming | Research, development, experiments, and diffusion | Space-efficient farming and space travel applications |
Active structure | Research, development, commercialization | Adaptive structures that respond to different conditions, or supermassive buildings and infrastructure (e.g. ) | |
Arcology | Research, development, commercialization | ||
Domed city | Planned feature for Mall of the World | Weather-controlled city, colonization of other celestial bodies | |
Earthscraper | Demonstration |
Cryptocurrency | Diffusion | Payment, Digital currency | Bitcoin, Ethereum |
Digital wallet | Diffusion | Payment, Digital currency | Google pay, Apple Pay |
CBDC | Diffusion | Payment, Digital currency | Digital rupee, Digital euro |
6G cellular communications | Conceptual | ||
Artificial general intelligence | Hypothetical, experiments | Creating intelligent devices and ; AI can counsel (or even take charge) in scientific projects, government, army, corporate governance, film and books creation, inventions etc. | Progress in artificial intelligence, technological singularity, applications of artificial intelligence |
Biometrics | Diffusion, commercialization | ||
Blockchain | Diffusion, commercialization | Finance, digital currency, identity (social science), Web3.0, Smart Contract | Bitcoin, Ethereum |
Carbon nanotube field-effect transistor | Research and development | Future miniaturization of transistors | |
Cashierless store | Limited commercialization | ||
Civic technology | Research and development, projects | Smart cities, more responsive government | Smart city, e-democracy, open data, intelligent environment |
Digital scent technology | Diffusion | Smell-O-Vision, iSmell | |
DNA digital data storage | Experiments | Mass data storage | |
Electronic nose | Research, limited commercialization | Detecting Food spoilage, , and cancer | |
Emerging memory technologies (T-RAM, CBRAM, SONOS, RRAM, racetrack memory, Nano-RAM, phase-change memory, FJG RAM, millipede memory, Skyrmion, programmable metallization cell, ferroelectric RAM, magnetoresistive RAM, nvSRAM) | In development | ||
Emerging magnetic data storage technologies (SMR, HAMR, Patterned media, MAMR, TDMR, CPP/GMR, PMR, hard disk drive) | In development (HAMR, Patterned media); diffusion (SMR) | Greatly improved storage density compared to current HDDs, can be combined | |
E-textiles | Research, diffusion | Wearable technology | |
Exascale computing | Projects | ||
Exocortex | Diffusion of primitive amplifications; working prototypes of more; Hypothetical, experiments on more substantial amplification | ||
Flexible electronics | Research, development, prototypes, limited commercialization (e.g. Samsung Galaxy Fold) | Flexible and/or foldable electronic devices, and flexible which are lightweight, can be rolled up for launch, and are easily deployable | Nokia Morph, Flexible organic light-emitting diode |
Fourth-generation optical discs (3D optical data storage, Holographic data storage) | Research, prototyping | Storing and archiving data previously erased for economic reasons | Blu-ray Disc, Optical storage |
Li-Fi | Demos, requires standardization | Laser communication in space | |
Machine vision | Research, prototyping, commercialization | Biometrics, controlling processes (e.g., in driverless car, automated guided vehicle), detecting events (e.g., in visual surveillance), interaction (e.g., in human–computer interaction), robot vision | Computer vision, pattern recognition, digital image processing |
Magnonics | Research | Data storage | |
Memristor | Working prototype | Smaller, faster, more energy-efficient storage, analogue electronics, programmable logic, signal processing, neural networks, control theory, reconfigurable computing, brain–computer interfaces, RFID, and pattern recognition (2025). 9789400744905, Springer. ISBN 9789400744905 | |
Metaverse | Experiments | Virtual reality, Augmented reality | |
Molecular electronics | Research and development | ||
Biometrics | Deployed at various airports and federal security checkpoints | Unimodal facial recognition scanners | |
Nanoelectromechanical systems | Research and development | ||
Nanoradio | Research and development, diffusion | ||
Neuromorphic engineering | Research and development | ||
Optical computing | Hypothetical, experiments; some components of integrated circuits have been developed | Smaller, faster, lower power consuming computing | |
Quantum computer | Experiments, commercialization, early diffusion | Much faster computing for some kinds of problems, chemical modeling, new materials with programmed properties, Hypothetical of high-temperature superconductivity and superfluidity | |
Quantum cryptography | Commercialization | Secure communications | |
Quantum radar | Prototypes | ||
Radio-frequency identification | Diffusion of high cost | Smartstores – RFID-based self-checkout (keeping track of all incoming and outgoing products), food packaging, smart shelves, smart carts. See: potential uses | |
Software-defined radio | Development, commercialization | Cognitive radio, Mesh networks, Software defined antenna | GNU Radio, List of software-defined radios, Universal Software Radio Peripheral |
Solid-state transformer | Development, prototypes | ||
Speech recognition | Research, development, commercialization | ||
Spintronics | Working prototypes | Data storage, computing devices | |
Subvocal recognition | Research, development, commercialization | ||
Thermal copper pillar bump | Working prototypes in discrete devices | Electric circuit cooling, micro-fluidic , thermoelectric power generation | Ultra high definition holographic disc, Metal–insulator transition |
Three-dimensional integrated circuit | Development, commercialization | Memory and data processing | |
Twistronics | Development |
4D Film | Commercialization | ||
Cloud gaming | Commercialization | Handheld game consoles, Mobile gaming, Real-time ray-tracing | Google Stadia, GeForce Now |
Immersive virtual reality | Hypothetical, limited commercialization | An artificial environment where the user feels just as immersed as they usually feel in conscious reality. | Virtusphere, 3rd Space Vest, haptic suit, immersive technology, simulated reality, holodeck (fictional) |
Synthetic media | Research and development | , photos | Deepfake, StyleGAN, DeepDream, DALL-E, Stable Diffusion, Sora |
Laser video display | Limited commercialization (e.g. Mitsubishi LaserVue TV in 2008) | Displays with a very wide colour gamut | Laser TV, Comparison of display technology |
Holography (holographic display, computer-generated holography) | Diffusion | ||
Optical transistor | Some prototypes | ||
Screenless video (Virtual retinal display, Bionic contact lens, Augmented reality, Virtual reality) | Experiments | Virtual tools and entertainment in a real-world environment, aids for the visually impaired | Head-mounted display, Head-up display, Adaptive optics, EyeTap, Google Glass, Microsoft HoloLens, AR cloud |
Volumetric (3D) display | Research, working prototypes, commercialization | Television, computer interfaces, Movie theater, 3-dimensional imagery | autostereoscopy, stereoscopy, volumetric display, Holographic display, Light Field display, Nintendo 3DS, Swept-volume display |
Airborne wind turbine | Research | Wind power generation at higher altitudes, increasing efficiency | KiteGen |
Americium battery | Estimated working prototype in 5–10 years from 2019 | Energy storage | |
Artificial photosynthesis | Research, experiments, growing interest in a macroscience global project | Photosynthesis-like energy and oxygen production from artificial structures | Sustainocene, Renewable energy, Nanotechnology |
Concentrated solar power | Growing markets in California, Spain, Northern Africa | Electricity generation | DESERTEC, BrightSource Energy, Solar Millennium |
Double-layer capacitor | Diffusion, continued development | Faster-charging, longer-lasting, more flexible, greener energy storage (e.g. for regenerative braking) | |
Energy harvesting | Experiments | Constant energy source for mobile, wearable and ubiquitous devices | Humavox |
Flywheel energy storage | Limited commercialization | Energy storage | |
Fusion power | Research, experiments | Electricity and heat generation, fusion torch recycling with waste heat | ITER, NIF, Wendelstein 7-X, Magnetic confinement fusion, Dense plasma focus, Muon-catalyzed fusion |
Generation IV nuclear reactor | Research, experiments | Electricity and heat generation, transmutation of nuclear waste stockpiles from traditional reactors | |
Gravity battery | Small-scale examples | Energy storage | |
Home fuel cell | Research, commercialization | Off-the-grid, producing electricity in using an environmentally friendly fuel as a backup during long term power failures. | Autonomous building, Bloom Energy Server |
Lithium–air battery | Research, experimentsKraytsberg A, Ein-Eli Y (2011). "Review on Li-air batteries – Opportunities, limitations and perspective". Journal of Power Sources,196:p.886-893. | Laptops, mobile phones, long-range ; storing energy for electric grid | |
Lithium iron phosphate battery | Commercialization | Energy storage | |
Lithium–sulfur battery | Research and development | Energy storage | |
Magnesium battery | Early commercialization | Energy storage | |
Molten salt reactor | Research, experiments | Electricity and heat generation | |
Nanowire battery | Experiments, prototypes | Laptops, mobile phones, long-range ; storing energy for electric grid | |
Nantenna | Research | Electricity generation | |
Ocean thermal energy conversion | Prototype | Electricity generation | |
Solid-state battery | Niche uses | Reliable, power-dense energy storage (particularly for electric cars and wearable technology) | |
Smart grid | Research, diffusion | Advanced Electrical grid power management | Smart meter, SuperSmart Grid |
Space-based solar power | Early research | Electricity generation | |
Thorium nuclear fuel cycle | Research started in the 1960s, still ongoing | Electricity and heat generation | |
Vortex engine | Power generation | ||
Wireless energy transfer | Prototypes, diffusion, short range consumer products | Wirelessly powered equipment: laptop, cell phones, electric cars, etc. | WiTricity, resonant inductive coupling |
Zero-energy building | Expansion | Energy-efficient homes | Passive house |
4D printing | Research and development | ||
Aerogel | Hypothetical, experiments, diffusion, early uses | Improved thermal insulation (for pipelines, aerospace, etc.), as well as insulative "glass" if it can be made clear | |
Amorphous metal | Experiments, use in amorphous metal transformers | Armor, implants | |
Bioplastic | Limited commercialization (e.g. polylactic acid in 3D printing) | Disposable packaging and single-use items | |
Conductive polymers | Research, experiments, prototypes | Lighter and cheaper , antistatic materials, organic solar cells | Jacquard weaving |
Cryogenic treatment | Research, experiments, prototypes | Significantly stronger metal components | |
Edible packaging | Diffusion | Biodegradable alternatives to plastic | |
Electric armour | Prototypes | Better protection for and armoured fighting vehicles from shaped charge weapons | |
Fullerene | Experiments, diffusion | Programmable matter | |
Graphene | Hypothetical, experiments, diffusion, early uses | Higher-specific strength structural components, higher-frequency , lower-cost Mobile device Display device, automotive hydrogen storage, , more efficient Electric battery | |
Lab-on-a-chip | Limited commercialization | More efficient laboratory analysis | |
High-temperature superconductivity | Cryogenic receiver front-end (CRFE) RF and microwave filter systems for mobile phone base stations; prototypes in dry ice; experiments for lower temperatures | No-loss conductors, frictionless bearings, magnetic levitation, lossless high-capacity accumulators, , heat-free integrated circuits | |
Magnetic nanoparticles | Development | Cancer treatment, wastewater treatment | |
Magnetorheological fluid | Research and development, limited magnetorheological damping applications | Seismic damping for earthquake resistance | Electrorheological fluid |
Microfluidics | Research and development | ||
Superfluidity | Superfluid gyroscopes exist but work at very low temperatures | High-precision measure of gravity, navigation and maneuver devices, possible devices to emit gravitomagnetism, frictionless mechanical devices | |
Hypothetical, experiments, diffusion | , , metamaterial cloaking, | ||
Metal foam | Research, limited commercialization | Space colonies, floating cities | |
Multi-function structures NAE Website: Frontiers of Engineering . Nae.edu. Retrieved 22 February 2011. | Hypothetical, experiments, some prototypes, few commercial | Wide range of applications (e.g. self-health monitoring, self-healing materials) | |
Nanomaterials: carbon nanotubes | Hypothetical, experiments, diffusion, early uses | Higher-specific strength structural components | Potential applications of carbon nanotubes, Carbon-fiber-reinforced polymers |
Quantum dot | Research, experiments, prototypes, commercialization | Quantum dot lasers, quantum dot displays, faster data communication, laser | |
Self-healing materials | Research, experiments | Infrastructure, robotics, biotech | |
Silicene | Early research | Nanoscopic scale electronics | |
Superalloy | Research, diffusion | Significantly stronger metal components (particularly in aircraft jet engines) | |
Synthetic diamond | Research, commercialization | Electronics | |
Time crystal | Research experiments | Quantum computers with stable | |
Translucent concrete | Commercialization | Construction of buildings and sculptures (e.g. Europe Gate) |
Artificial uterus | Research, experiments | Space travel, extracorporeal pregnancy, reprogenetics, same-sex procreation | |
Body implant, prosthesis | Trials, from animal (e.g., ) to human clinical (e.g., insulin pump implant), to commercial production (e.g. pacemaker, joint replacement, cochlear implant) | Brain implant, retinal implant | prosthesis, prosthetics in fiction, cyborg |
Cryonics | Hypothetical, research, commercialization (e.g. Alcor, Cryonics Institute) | Life extension | |
De-extinction | Research, development, trials | Animal husbandry, pets, zoos | Revival of the woolly mammoth |
Electronic medical records | Deployment | Replacing paper medical records | |
Human DNA vaccine and mRNA vaccine | Implementation in 2021 to combat the COVID-19 pandemic | Disease vaccinations, cancer therapy | |
Enzybiotics | Successful first trials | ||
Genetic engineering of organisms and viruses | Research, development, commercialization | Creating and modifying species (mainly improving their physical and mental capabilities), bio-machines, eliminating genetic disorders (gene therapy), new materials production, healthier and cheaper food, creating drugs and vaccines, research in natural sciences, bioremediation, detecting arsenic, CO2 reducing superplant, | Biopunk movement, Genetically modified food, superhuman, human enhancement, transhumanism, gene doping, designer baby, genetic pollution |
Hibernation or suspended animation | Research, development, animal trials | Organ transplantation, Spaceflight, prolonged surgery, emergency care | |
Life extension, strategies for engineered negligible senescence | Research, experiments, animal testing | Increased life spans | Immortality, biological immortality |
Nanomedicine | Research, experiments, limited use | ||
Nanosensors | Research and development | ||
Omni Processor | Research and development; some prototypes | ||
Oncolytic virus | Human trials (Talimogene laherparepvec, reolysin, JX-594), commercialisation (H101) | Cancer therapy, imaging | Oncolytic virus |
Personalized medicine, full genome sequencing | Research, experiments | Personalized medical procedures, genome sequencing during drug trials | Personal genomics |
Phage therapy | First trial uses | ||
Plantibody | Clinical trials | ||
Regenerative medicine | Some laboratory trials | Life extension | |
Robotic surgery | Research, diffusion | ||
Senolytics | Under investigation | ||
Stem cell treatments | Research, experiments, phase I human trial spinal cord injury treatment (GERON), cultured cornea transplants | Treatment for a wide range of diseases and injuries | Stem cell, stem cell treatments |
Synthetic biology, synthetic genomics | Research, development, first synthetic bacteria created May 2010 | Infinitely scalable production processes based on programmable species of bacteria and other life forms | BioBrick, iGEM, synthetic genomics |
Tissue engineering | Research, diffusion | Organ printing, tooth regeneration | |
Tricorder | Research and development | Diagnosing medical conditions | Medical tricorder |
Virotherapy | Research, human trials | Gene therapy, cancer therapy | Virotherapy, Oncolytic Virus |
Vitrification or cryoprotectant | Research, some experiments | Organ transplantation, cryonics |
Artificial brain | Research | Treatment of neurological disease, artificial intelligence | Blue Brain Project, Human Brain Project |
Brain–computer interface | Research and commercialization | Faster communication and learning, as well as more "real" entertainment (generation of feelings and information in brain on-demand) and the control of emotions in the mentally ill | Experience machine, Neuralink, Stent-electrode recording array |
Brain-reading, neuroinformatics | Research | ||
Electroencephalography | Research, diffusion | Controlling electronic devices via brain waves | BrainGate |
Head transplant | Success in Animal testing, including 2-headed result | Treatment of debilitating diseases or severe disfigurement | Brain transplant, hand transplantation, organ transplantation |
Memory erasure | Hypothetical, research | Treatment of post-traumatic stress disorder | |
Neuroprosthetics | Research, animal trials | Visual prosthesis, brain implant, exocortex, retinal implant, neurograin | |
Wetware computer | Experimentation | Artificial Intelligence, better understanding of neurons |
Caseless ammunition | Field tests and limited commercialization | Lighter and cheaper ammunition; the lack of a case may also simplify the design of firearms | Lightweight Small Arms Technologies |
Cloaking device | Successful experiments cloaking small objects under some conditions | Stealth | Metamaterial cloaking |
Directed-energy weapon | Research, development, some prototypes | Laser Weapon System, Iron Beam | |
Electrolaser | Research and development | ||
Electrothermal-chemical technology | Research and development | Tank, artillery, and close-in weapon systems | |
Force field | Hypothetical, experiments | Military and law enforcement, space travel | Plasma window |
Green bullet | Development | Environment-friendly ammunition | |
Hypersonic cruise missile | Development | Avangard, Kinzhal, Zircon, BrahMos-II, Prompt Global Strike, DARPA Falcon Project, DF-ZF, Boeing X-51 Waverider | |
Laser weapon | Research and development, trials | Tracking and destruction of rockets, bombs, drones etc. | Advanced Tactical Laser, High Energy Liquid Laser Area Defense System |
MAHEM | Research and development | A formed penetrator using molten metal in place of self-forging explosives | Explosively pumped flux compression generator |
Precision-guided firearm | Research and development | Increased accuracy by Marksman | EXACTO, Smart bullet, TrackingPoint, SMASH Handheld |
Railgun | Research and development | Cheaper and safer ammunition | Coilgun |
Stealth technology | Research, development, commercialization | Electronic countermeasures | Plasma stealth, Stealth aircraft, Radar-absorbent material |
Telescoped ammunition | Research and development | More compact cartridges | |
Lightweight Small Arms Technologies | Research and development |
Artificial gravity | Research and development | Space travel | Spin gravity |
Asteroid mining | Conceptual; NASA has announced plans to capture and redirect an asteroid | Commerce, resource supply | |
Inflatable space habitat | Development, prototypes built and tested | Space habitats | Bigelow Aerospace |
Reusable launch vehicle | Commercial | Circumvention of the cost of expendable launch vehicles outside of national government or military missions | Reusable launch vehicle |
Starshot | Research | Uncrewed interstellar probes | |
Stasis chamber | Research and development, experiments | Interplanetary space travel, interstellar space travel, medical |
Android, gynoid | Research, development, prototypes, diffusion, commercializing | Disabled, infant and older people care, housekeeping, sex-worker, flight-attendant, model, hostess, waiter, security guard | Tesla bot, Atlas, Figure AI |
Gastrobot | Prototypes | Robots fuelled by digesting organic matter | |
Molecular nanotechnology, nanorobotics | Hypothetical, experiments | Machines that can make anything given the materials, cheap planetary terraforming | |
Powered exoskeleton | Research, development, prototypes, diffusion, commercializing | Heavy lifting, paralysis, muscle-related diseases, warfare, construction, firefighting, care for the elderly and disabled | LOPES (exoskeleton), ReWalk, Human Universal Load Carrier, fictional armor Iron Man's armor, Future Force Warrior |
Self-reconfiguring modular robot | Hypothetical, experiments, early prototypes | As a universal physical machine, SRCMR may change the way many physical structures and machines are made | Robot, swarm robotics, autonomous research robot |
Swarm robotics | Hypothetical, experiments | Autonomous construction, space construction | Swarm intelligence, autonomous robotics, nanorobotics, particle swarm optimization, multi-agent systems, behavior-based robotics |
Uncrewed vehicle | Research and development, diffusion, commercial | Transport of goods, surveillance, oceanography, wildfire mapping, pipeline security, home security, anti-piracy, border control, pursuing criminals, oil, gas and mineral exploration and production, geophysical and geomagnetic surveys, exploration of hazardous areas, firefighting, military and peacekeeping operations, search and rescue, bomb disposal, | Unmanned aerial vehicle, AeroVironment, AeroVironment Global Observer, AeroVironment Nano Hummingbird, Unmanned combat air vehicle, Unmanned ground vehicle, Unmanned space vehicle, Unmanned surface vehicle, Unmanned underwater vehicle, Autonomous underwater vehicle |
Airless tire | Research, development, early prototypes | Safer tires | Tweel |
Atmospheric satellite | Experimentation | More widespread communications | |
Autonomous Rail Rapid Transit | Commercialization, diffusion | Reducing air pollution, decreasing oil consumption | Electric vehicle |
Flexible wings (X-53 Active Aeroelastic Wing, Adaptive Compliant Wing), fluidic flight controls | Experiments, prototypes | Controlling aircraft, ships | Aircraft flight control system, BAE Systems Demon, fluidics |
Distributed propulsion | Prototypes | More efficient air travel | |
eVTOL | Research, Development | Low emission and low noise air travel, air taxis | |
Flying car | Early commercialization, prototypes | More effective transportation | Terrafugia Transition, Moller M400 Skycar, Urban Aeronautics X-Hawk, AeroMobil |
Fusion rocket | Research, development | Fast interplanetary travel, with limited interstellar travel applications | |
Ground-level power supply | Standardization, commercialization | Reduction of required battery size and weight for battery electric vehicles by charging while driving | |
Hoverbike | Working prototypes, early commercialization | Package delivery, search and rescue | |
Hovertrain, Ground effect train, Ground effect vehicle | Research, development | Faster trains | Aérotrain, Duke Hospital PRT, Hovercraft |
Hybrid airship | Prototypes | Air travel with low fuel consumption | Airlander 10 |
Ion-propelled aircraft | Research, development, prototypes | Better flying transportation, efficient propulsion in air | Electrohydrodynamics |
Jet pack or backpack helicopter | Early commercialization, prototypes | More effective individual transportation | |
Maglev train | Research, early commercialization, diffusion | Faster trains | Transrapid, Shanghai Maglev Train, Linimo, L0 Series |
Magnetic levitation | Research, development, Commercialization (Maglev Train) | High temperature superconductivity, cryogenics, low temperature refrigerators, superconducting magnet design and construction, fiber reinforced plastics for vehicles and structural concretes, communication and high power solid-state controls, vehicle design (aerodynamics and noise mitigation), precision manufacturing, construction and fabrication of concrete structures, maglev car, maglev based spacecraft launch | Vactrain, Levicar |
Magnetohydrodynamic drive | Research, development, prototypes | Marine Propulsion, Aircraft Propulsion, Spacecraft Propulsion | Yamato 1 |
Mass driver | Prototypes | ||
Orbital propellant depot | Research, development | Deep-space missions with larger payloads, satellite life extension, lowering cost per kg launched to space | |
Personal rapid transit | Early commercialization, diffusion | More effective transportation | Morgantown PRT, ULTra |
Physical Internet | Research Physical Internet would increase profits, reduce carbon emissions, study finds . Phys.org. Retrieved on 21 July 2013. | ||
Scooter-sharing system | Commercialization | Increased density | Bird Global |
Vactrain | Research, development | Faster way to get somewhere | ET3 Global Alliance, Hyperloop |
Plasma propulsion | Research and development | Spacecraft propulsion | |
Pulse detonation engine | Research and development; one prototype flown in 2008Norris, G., "Pulse Power: Pulse Detonation Engine-powered Flight Demonstration Marks Milestone in Mojave," Aviation Week & Space Technology, Vol. 168, No. 7, 2008, pp. 60. | Higher-efficiency propulsion | |
Quiet Supersonic Technology | Prototype | Supersonic air travel over land | |
Self-driving car | Research, development, early commercialization | Reducing concerns of tiredness while driving and also looking outside in the car. Helpful in countries where employment of personal drivers is expensive. | Waymo, Tesla FSD |
Space elevator | Research | Non-rocket spacelaunch | Orbital ring, Sky hook, Space fountain |
Spaceplane | Research, development | Hypersonic transport | A2, Skylon |
Vehicular communication systems | Research and development, some diffusion | Traffic management, automatic accommodation of emergency vehicles, driver assistance systems, automated highways | Artificial Passenger, Dedicated short-range communications, Intelligent transportation system |
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