New solar panels generate electricity long after the sun sets 
Engineers at Stanford University have created a solar cell that generates electricity at night by exploiting the process of radiative cooling.
Nuclear fusion hit a milestone thanks to better reactor walls
A team of scientists have shattered the record for the amount of energy produced during a controlled, sustained fusion reaction.
This new “levitating” Chinese train will be the fastest in the world
It would only take 2.5 hours to travel from Beijing to Shanghai, a journey of more than 1,000 km or 620 miles.
Credit card-sized device focuses terahertz energy to generate high-resolution images
The advance may enable real-time imaging devices that are smaller, cheaper, and more robust than other systems.
High schoolers create $1 filter to remove lead in water
Maryland high schoolers have created a filter that removes lead in water. It costs just $1 and alerts users when it needs to be replaced.
Swiss scientists are making jet fuel from sunlight and air 
The fuel's reliance on sunlight makes desert areas prime land for production sites, leaving valuable agricultural land available for food.
A fabric that “hears” your heart’s sounds 
An MIT team has designed an “acoustic fabric" to convert sound vibrations into electrical signals.
What is 3G and why is it being shut down? An electrical engineer explains
3G networks are built using completely different equipment and algorithms than its newer replacements.
Win-win: we can make fertilizer by purifying wastewater 
Stanford engineers have developed a cost-effective way to convert a toxic byproduct of a wastewater filtration process into useful chemicals.
Diamond-like starfish skeleton unlike any discovered in nature
The skeleton of the knobby starfish has a structure unlike any other found in nature so far, and it could inspire new lightweight ceramics.
“Fly ash” contains rare earth elements needed for electronics
A new method for extracting rare earth elements from fly ash could help end the U.S.’s reliance on China for the valuable metals.
Fusion reactor breaks 24-year-old nuclear record 
A new record set by the world’s largest nuclear fusion reactor is giving researchers confidence we’re on the path to usable fusion energy.
NASA: Lockheed Martin will build the Mars Ascent Vehicle 
NASA’s Mars Ascent Vehicle, a first-of-its-kind rocket capable of launching from the surface of Mars, will be built by Lockheed Martin.
MIT’s new material is stronger than steel and as light as plastic
A new material out of MIT that’s stronger than steel and as light as plastic could one day coat smartphones, hold up bridges, and more.
Flexible device hugs pipes, turning waste heat into electricity
Penn State researchers have developed a thermoelectric generator that efficiently converts waste heat into electricity.
SpaceX’s Starship is ready for its first trip into space
SpaceX's Mars-bound Starship — the largest spacecraft ever built — is expected to undergo its first orbital test flight in March 2022.
IBM and Samsung unveil breakthrough microchip design
IBM and Samsung have unveiled a new microchip design that promises radically faster, more efficient semiconductor chips.
NASA tosses rockets to prepare for Mars sample return
NASA is developing a system for the Mars Sample Return mission that tosses a rocket into the air just prior to ignition on Mars.
What comes after the ISS?
NASA is investing more than $400 million to help private companies develop space stations that could one day replace the ISS.
This engineer fixed his own heart
When Tal Golesworthy was told he was at risk of his aorta bursting, he wasn’t impressed with the surgery on offer – so he came up with his own idea.
Wireless power demonstration overcomes a major hurdle
Engineers have made optical beaming work in a proof-of-concept experiment. Their demonstration showed that wireless power could be just around the corner.
China’s experimental thorium reactor is ready for testing
An experimental thorium reactor in China could greatly expand the number of people who can benefit from clean nuclear energy.
$25 flights and zero emissions: How electric planes could change air travel
In partnership with Million Stories
You could be flying electric by 2023.
Mars colonies could be built from astronauts’ blood and urine
To minimize the cost of building Mars colonies, astronauts could make concrete using space dust and their own bodily fluids.
UK building road with “wonder material” graphene
The United Kingdom is launching a world’s first trial to test whether adding graphene to recycled asphalt can increase a highway’s lifespan.
The man hacking hot water to save the planet
In partnership with Million Stories
The U.S. Energy Department estimates that tankless water heaters can be up to 34% more efficient than conventional storage water heaters - cutting your annual heating costs by 40%.
Twisty nuclear fusion reactor gets twice as hot as the sun
Physicists optimized a nuclear fusion reactor to overcome a problem that causes heat loss and prevents the device from sustaining fusion.
Rule-bending engineers protect New Orleans from Hurricane Ida
By going beyond the "100-year storm" standard for flood protection, U.S. engineers helped minimize the impact of Hurricane Ida on New Orleans.
Nuclear fusion experiment puts ignition within our grasp (Updated)
Scientists appear on the brink of achieving nuclear fusion ignition, bringing the dream of near-limitless clean energy closer to fruition.
Microbes inside concrete can warn us about rotting infrastructure 
By learning about the bacteria that live inside concrete, scientists hope to develop early warning systems about damage.
Olympic swimmers get speed boost from pool engineers
We already know that Olympic swimmers are fast, but Olympic swimming pools can be engineered to be “fast,” too.
Japan breaks world record for fastest internet speed
Engineers in Japan have set a new world record for fastest internet speed — 319 Tb/s — using a specially developed fiber-optic cable.
Printing embedded tech in artificial skin just got easier
Stanford researchers present new chemical method for mass-producing stretchable transistor arrays that can be printed in artificial skin.
Oxford study: Move copper mining to dormant volcanoes
A more sustainable approach to copper mining may be digging wells under dormant volcanoes to suck out the metal-containing fluids below them.
The world’s deepest pool will host astronaut training in the UK
U.K. company Blue Abyss has submitted plans to build a massive aquatic facility in Cornwall, England, and its centerpiece will be the world’s deepest pool.
New nuclear fusion test overcomes “exhaust problem”
The UK’s MAST Upgrade nuclear fusion experiment appears to have solved the “exhaust problem,” a major hurdle to harnessing fusion power on Earth.
Reusable rockets: Making space more affordable
Reusable rockets, like those developed by SpaceX, are ushering in a new, cheaper era in space exploration
Scientists want to use a laser beam to control lightning
A new laser beam may allow scientists to control lightning, allowing them to divert a bolt to strike where it’s less likely to cause a wildfire.
The plan to convert space debris into labs for astronauts
Space services company Nanoracks plans to convert space debris into orbiting “Outposts” that could serve as hotels, research parks, and more.
Experimental hyperloop pod transports passengers for first time
Virgin Hyperloop has transported two passengers in a hyperloop pod, a milestone in the development of the high-speed transportation system.
Mapping the ocean floor with an underwater "GPS"
MIT researchers have developed an underwater, sound-based navigation system that could make it possible to map the entire ocean floor.
Nuclear fusion machine turns on for the first time
A new spherical tokamak in the U.K. could overcome one of the biggest hurdles to nuclear fusion power: the “exhaust problem”
The "Iron Man" of beetles could inspire super-durable cars and planes
The diabolical ironclad beetle could be the next big thing in biomimicry, inspiring the design of extra-durable planes, cars, and more.
Nokia is building a 4G network on the moon
As part of NASA's "Tipping Point" program, Nokia will establish a 4G network on the moon to help astronauts communicate with each other and Earth.
Super bright X-ray lets doctors see the atoms inside viruses
The x-ray beams produced by the Extremely Brilliant Source, a new synchrotron, are so bright, they can be used to create images with atomic-level detail.
Mini nuclear reactors take big step forward in the US
NuScale Power’s small modular reactors generate less energy than full-sized nuclear reactors, but they might also be cheaper and safer.
24/7 solar power is on the horizon
Researchers at the Air Force Research Laboratory are planning new solar power tech that collects energy in outer space and laser-beams it back to Earth.
Geoengineering: Our last defense against climate change
Reflecting the sun’s rays is a proposed last-ditch effort to mitigate the effects of global warming. This Harvard research team is trying to better understand the potential risks in order to save the planet.
Move the sun, save the earth: the plan to relocate our solar system
This stellar engine could harness the power of the sun to drag our solar system throughout the galaxy, preventing a catastrophic collision.
NASA’s plan to stop an asteroid headed for Earth
In 2013, a small meteor exploded above Chelyabinsk, Russia that sent over 1,200 people to the hospital. Now, NASA has plans to detect Earth-bound asteroids and defend the planet from another large-scale catastrophe.
Powering the most remote areas on earth
With off-grid solar power systems, this company is building sustainable communities in remote areas, providing a source of renewable energy and clean water.
What is static electricity? We may finally have an answer.
This model, created by doctoral students, provides a convincing explanation for a mystery that is thousands of years old - the cause of static electricity.
Getting aerial ridesharing off the ground
It’s been the ultimate futuristic dream for decades: flying cars! But now, the future finally has a deadline. At least to start, it will land in the form of a small air taxi operated by Uber, not something you’ll park in your garage.
Could we end earthquake deaths?
Thousands die in earthquakes every year - even though we know how to build safely. This engineer is working with people in the most vulnerable places to figure out why.
Hacking surfboard fins to fight climate change
How can a surfboard modification help save the oceans?