Tech
- Tech
New technologies could keep people cool in a warming world
New approaches to air conditioning aim to keep people cool with fewer greenhouse-gas emissions as our world warms.
- Tech
Recycling rare-earth elements is hard — but worth it
As demand for these valuable metals has been skyrocketing, scientists have begun inventing new — and greener — ways to reuse what they have in hand.
- Earth
Rare earths’ hidden electrons make much of modern tech possible
Because of their unique chemistry, rare-earth elements can generate powerful magnetic fields and fine-tune light for a wide range of applications.
- Environment
Rare-earth mining is dirty but key to a climate-friendlier future
That’s spurring new research to find a steady but safer supply of these precious metals, including in the United States.
- Tech
A new solar-powered gel purifies water in a flash
The unusual, fruit-inspired structure of this material provides quick filtration that could satisfy people's daily water needs.
- Tech
Magnetic fields melt and re-form new shape-shifting devices
Miniature machines made of gallium and magnetic particles can switch from solid to liquid and back.
- Computing
Scientists Say: Hardware and Software
Hardware includes all the physical parts of a device you can hold. Software includes all the coded instructions to make that hardware work.
- Climate
Here’s how to increase clean energy without harming wildlife
Wind farms, solar panels and more take up land and may harm wildlife. Researchers are working to resolve this conflict.
- Physics
A powerful laser can control the paths that lightning takes
In a mountaintop experiment, a laser beamed at the sky created a virtual lightning rod that snagged several bolts.
- Tech
Think of this new tech as sunglasses for our windows
Keeping buildings cool can use a lot of energy. Thanks to quantum computing, engineers designed a coating to cut the warming light that enters windows.
- Tech
Can we build Baymax?
Baymax may be science fiction, but soft robotics is not. Experts break down Baymax’s parts and show what’s coming in the future.
- Health & Medicine
High school scientists tackle community health and safety risks
Three finalists in the 2023 Regeneron Science Talent Search aim to improve suicide risk assessment, treatment of sickle cell disease and more.
