New tree-inspired cooling method could solve AI data center heat crisis
Artificial intelligence is transforming the world, but it comes with a hidden cost: enormous heat.
Modern AI data centers pack thousands of powerful processors into...
Robotic arm can feel like part of the body—if it moves at the right...
As artificial intelligence advances, future prosthetic arms may be able to move on their own to assist users with daily tasks.
But for these devices...
Scientists create “liquid solar battery” that works without electricity
One of the biggest challenges of renewable energy is what happens when the sun is not shining.
Solar panels produce electricity during the day, but...
Meet the new TikTok, same as the old TikTok
After a legislative ban, a trip to the Supreme Court, and repeated deadline extensions, TikTok recently made a deal to spin out an American...
Smart earbuds could soon detect early signs of cognitive decline
Earbuds may soon do much more than play music or take phone calls.
According to a new international study, the same devices millions of people...
New device can hide your heartbeat from radar surveillance
Imagine sitting at your desk during a normal workday. You log into your computer, unaware that a built-in sensing system could be tracking your...
Scientists identify key bottlenecks slowing sodium-ion batteries
Sodium-ion batteries are emerging as a promising alternative to today’s lithium-ion batteries.
While lithium-ion technology powers everything from smartphones to electric cars, lithium is relatively...
New compact device turns sunlight and waste heat into clean hydrogen at 28% efficiency
Hydrogen is often described as a fuel of the future because when it is used, it produces only water instead of harmful emissions.
But making...
How 3D printing is making energetic materials safer and more predictable
Making energetic materials—such as explosives, propellants, and fireworks—is a bit like baking a very sensitive cake.
The ingredients must be carefully measured, the mixing must...
Scientists turn desert sand into eco-friendly bricks to cut cement emissions
Cement is one of the most widely used building materials in the world, but it comes at a high environmental cost.
Portland cement alone is...
Edison’s lost battery idea gets a high-tech comeback for the renewable energy age
At the start of the 20th century, electric cars were more common on American roads than gasoline vehicles.
In 1900, many drivers relied on lead-acid...
Robots that can see around corners? New AI radar system makes it possible
Imagine if a self-driving car could spot a pedestrian before they step into view from behind a building.
Engineers at the University of Pennsylvania have...
FEATURED
This low-cost device can measure air pollution anywhere
An MIT research team is rolling out an open-source version of a low-cost, mobile pollution detector that could enable people to track air quality more widely.
MIT’s ingenious co-pilot blends human and AI attention for safer skies
Navigating through the myriad of information, especially during pivotal flight moments, pilots often find themselves saturated with data.
A solution has emerged from the MIT...
New optical antennas could eliminate data limits
Researchers have found a new way to harness properties of light waves that can radically increase the amount of data they carry.
They demonstrated the...
North America’s first website turns 30 years old in December 2021
December in 2021 marks the 30-year anniversary of the first website in North America, launched at SLAC.
As the World Wide Web was poised to...
Double-walled nanotubes could be highly useful for solar panels, says new study
One nanotube could be great for electronics applications, but there's new evidence that two could be tops.
Rice University engineers already knew that size matters...




















