California utility will try to store renewable energy in iron-flow batteries
A California utility company is testing whether iron-flow batteries could be the answer to the renewable energy storage problem.
Reflecting sunlight to cool the planet will cause other global changes
MIT researchers find that extratropical storm tracks would change significantly with solar geoengineering efforts.
MIT students develop energy “mini-grid” software for remote & mountainous areas
MIT Energy Initiative spinoff Waya Energy helps countries work toward universal, cheap access to electricity.
Can we burn metal for heat, instead of fossil fuels?
Researchers are looking at ways of boosting the efficiency of burning iron so that the metal can be used as an alternative energy source.
NASA gives Blue Origin $35 million to turn moon dust into solar cells
A technology that autonomously fabricates solar cells out of lunar regolith just earned Blue Origin a $35 million NASA contract.
Innovation chief says “pressure test” your pet hypothesis. It’s guaranteed to be wrong.
His grandfather, a member of Oppenheimer’s atomic bomb team, foresaw the potential of nuclear energy to power cities – not destroy them. Today, Astro Teller is on a mission to harness innovation for good. Here’s how he’s doing it.
A fusion rocket designed to travel 500,000 mph is under construction
British startup Puslar Fusion is developing a fusion rocket it says will travel 500,000 mph, expanding our reach throughout the solar system.
The world needs hundreds of thousands more offshore wind turbines – where will they all go?
The huge expansion of offshore wind farms required to meet net zero targets may be achievable, if we can find the right place to put them.
Using electric water heaters to store energy could do the work of 2 million home batteries
As we work towards fully electric households, have we overlooked a key enabling technology, the humble electric water heater?
Westinghouse’s small nuclear reactor could power the future
Westinghouse Electric Company has unveiled a small nuclear reactor based on the same tech as a larger reactor already in operation.
The ocean “twilight zone” could store vast amounts of carbon captured from the atmosphere
There may be ways to enhance natural processes so the ocean pulls more carbon out of the atmosphere to help slow climate change.
Batteries not included: How your own body could power wearables
Batteries are the weak link for wearable and implantable devices. But what if you could harvest energy from the heat, sweat or vibrations of the wearer?
These 3D-printed batteries could be the future of clean energy
Silicon Valley startup Sakuu has developed a 3D-printing platform that it says can mass produce solid-state batteries, in any shape and size
These “microreactors” could be the future of nuclear power
Microreactors that can be built and deployed much faster than traditional nuclear power plants could be the future of nuclear energy
World’s largest electric cargo plane can carry up to 400 pounds
The Pelican is an autonomous electric cargo plane capable of transporting 400 pounds of cargo 200 miles in less than three hours.
Could hydrogen-fuelled flights be a reality by 2035?
By 2035, hydrogen fuel cells could be used to electrify mid-range flights and hydrogen combustion aircraft could be used on long-haul flights.
How heat pumps of the 1800s are becoming the technology of the future
With ever-improving efficiencies, and rising sales in multiple countries, heat pumps are only getting harder for their detractors to dismiss.
MIT grads unveil the world’s first ammonia-powered semi truck
Amogy, a startup founded by four MIT grads, has unveiled an ammonia-powered semi truck that can be refueled in just eight minutes.
This MIT research could help us unlock smaller, lighter, and safer batteries
Replacing the liquid electrolyte in rechargeable lithium batteries with a thinner, lighter ceramic material could revolutionize technology.
The mail is finally going electric (its trucks, anyway)
After withering criticism from the EPA, Biden officials, and 16 states, the USPS has announced it will order more electric delivery vehicles.
Paper-thin solar cell can turn any surface into a power source
MIT researchers have developed a scalable fabrication technique to produce ultrathin solar cells that can be stuck onto any surface.
Seven science and tech breakthroughs you may have missed this year
A roundup of major science and tech achievements that flew under the radar in 2022, including new vaccines, advanced solar cells, and more.
After 50 years, fusion power hits a major milestone
Researchers in California achieved net energy gain in a thermonuclear fusion experiment. But how great of a breakthrough is this, really?
Here’s what that fusion power breakthrough really means
This year, NIF reports that it has achieved "ignition" — that is, it has achieved slightly more fusion energy output than laser energy input.
This meteorite material could power our clean energy future
A lab-made version of tetrataenite, a mineral found in meteorites, could replace rare earth elements in the production of permanent magnets.
Your house could become a rechargeable cement battery. Here’s how.
Rechargeable cement batteries could allow for whole sections of multi-storey buildings to be made of functional concrete.
Stanford engineers warn that electric car charging could crash a grid powered by renewable energy
Most electric car charging is done at night. A grid powered mostly by renewable energy might not be able to meet demand.
Electric planes are coming: Short-hop regional flights could be running on batteries in a few years
Aerospace engineer Gökçin Çınar discusses sustainable aviation concepts, including hybrid-electric planes and hydrogen fuel alternatives.
The surprising history of how electric vehicles have played the long game and won
The electric vehicle’s environmental credentials might give them a final push to win the long game over traditional cars.
This startup wants to build a radically powerful new kind of wind turbine
Norwegian startup World Wide Wind wants to build offshore wind turbines based on a completely different design from traditional models.
Today’s coal plants could be converted to run on clean hydrogen
Australian startup Star Scientific has developed a tech it says makes it easy to use hydrogen fuel at existing coal-fired power plants.
Researchers have found a way to pull more than 95% of uranium from seawater
Seawater contains millions of tons of uranium, but it’s too expensive to extract. A new material may change that.
Transparent solar panels could soon turn windows into energy harvesters
A new solar panel design can efficiently convert light into electricity, while still allowing almost 80% of incoming light to pass straight through.
NASA is closer than ever to generating nuclear power on the moon
NASA has given three companies $5 million contracts to develop mini reactors capable of generating nuclear power on the moon by 2031.
“Passive cooling” could reduce indoor temps by up to 25 F in a heat wave
University of Oregon researchers have discovered that simple acts like drawing shades during peak sun and opening windows at night may help save lives during heatwaves.
This artificial island will power 3 million European households
Denmark is building an artificial island in the North Sea that will eventually be capable of meeting all the nation’s electricity needs.
China successfully tests space-based solar power components
Researchers at China’s Xidian University have successfully tested a proof-of-concept for collecting solar power via satellites.
MIT grads demonstrate first ammonia-powered tractor
Amogy, a startup founded by four MIT grads, has transformed a John Deere into the world’s first zero-emission, ammonia-powered tractor.
Portugal set to start up Europe’s largest floating solar park
Floating panels don’t require costly real estate and those on reservoirs used for hydropower are particularly cost effective.
Lasers could cut lifespan of nuclear waste from “a million years to 30 minutes,” says Nobel laureate
If no solution is found, we're already stuck with some 22,000 cubic meters of long-lasting hazardous waste.
Ultrathin fuel cell uses the body’s own sugar to generate electricity
Batteries have a limit to how small they can be made, and they need to be charged. What if you could power your own medical device?
Solar + battery hybrids are poised for explosive growth
Solar panels and battery storage can generate renewable power when solar energy is at its peak during the day and then release it as needed.
3 emerging technologies that will give renewable energy storage a boost
The U.S. Department of Energy has predicted that renewable energy will be the fastest-growing U.S. energy source through 2050.
A nun built a hydroelectric plant that’s providing free power to a town in Africa
Blackouts are a daily disruption in the country, which sources most of its electricity from a run-down and mismanaged hydropower system.
This German firm is building a floating solar plant on a quarry lake
A German company will switch on a floating solar power plant, a rapidly-installed, renewable technology that could help phase out oil.