New 3D-Printed Objects Can Change Color and Images Without Using Electronics
Imagine a chemical bottle that turns green when its lid is tightly closed and bright red when it is loose, warning you before a...
Scientists Solve a Major Challenge Holding Back Lithium–Oxygen Batteries
Imagine an electric car that could travel across the country without stopping to recharge, or a drone that could stay in the air for...
Scientists Use Sun-Heated Rocks to Roast Coffee Without Natural Gas
Imagine roasting coffee using sunlight collected days earlier.
That is exactly what researchers at Sandia National Laboratories in the United States are working to achieve...
New System Turns Dirty Factory CO₂ Directly into Fuel Ingredient Without Costly Cleanup
An international team of researchers has developed a new way to convert carbon dioxide (CO₂) from factory exhaust directly into a valuable fuel ingredient...
Scientists Turn an Insulating Metal Oxide into a High-Performance Semiconductor
Semiconductors are at the heart of modern technology, powering everything from smartphones and computers to solar panels and electric vehicles.
However, the range of materials...
New Heat Pump Turns Factory Waste Heat Into Cooling, Cutting Electricity Use
Researchers in South Korea have developed a new type of heat pump that can turn low-temperature waste heat from factories and data centers into...
Hidden Toxic Metals Found in City Road Dust, New Study Warns
Dust blowing through city streets may seem harmless, but new research suggests it can contain hidden metals left behind by decades of human activity.
While...
Engineers Solve a Key Problem Holding Back Bird-Inspired Flying Robots
Tiny flying robots that flap their wings like birds and insects could one day inspect damaged buildings, explore tight spaces and assist in search-and-rescue...
Scientists Detect Possible Signs That Pluto’s Atmosphere Is Freezing Out
Scientists may have detected the first signs that Pluto's thin atmosphere is beginning to collapse as the dwarf planet slowly travels farther from the...
Scientists Develop Safer Ultra-Fast Charging Battery That Prevents Dangerous Lithium Plating
A new battery design strategy developed by researchers in South Korea could help solve one of the biggest challenges facing electric vehicles: how to...
New Steam Drying Technology Could Cut Industrial Energy Use by Up to 80%
A new drying technology developed by researchers in Germany could dramatically reduce the amount of energy used in industry while helping companies switch from...
New Smart Transistor Could Revolutionize Wearable Health Monitors and Electronic Skin
Researchers in South Korea have developed a flexible electronic device that can switch between different jobs simply by changing the salt concentration around it.
The...
FEATURED
This tiny sensor could detect deadly chemicals and last for years
Imagine a smoke detector not just for fires, but for deadly toxins—one that could sit quietly in an airport, train station, or even on...
Scientists uncover underwater fossil bed, revealing Florida’s prehistoric past
Around 500,000 years ago, a group of horses, sloths, and armadillos met an unfortunate fate when they fell into a sinkhole in Florida’s Big...
Scientists capture the tiny ‘drift’ that signals the birth of a star
How does a new star begin?
It is a question astronomers have been trying to answer for decades.
Now, scientists have observed an important process that...
Scientists discover reversible assembly of platinum catalyst
Chemists have discovered new details about the reversible assembly and disassembly of a platinum catalyst.
This new understanding could provide insights into the catalyst’s stability...
New nanotube discovery may lead to high-efficiency solar power devices
Physicists discovered a novel kind of nanotube that generates current in the presence of light.
Devices such as optical sensors and infrared imaging chips are...