
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.
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The unusual, fruit-inspired structure of this material provides quick filtration that could satisfy people's daily water needs.
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.
The internet has a big environmental footprint. But this new type of tech could help reduce the climate impact of computing.
Some algae glow blue when they experience forces. Held in transparent plastic, they now make devices light up in response to gentle pushes and tugs.
Breaks in training meant to mimic human sleep helped artificial intelligence learn multiple tasks.
How does a parachute work? Do bigger parachutes work better than smaller parachutes? Find out in this science project whether the size of the parachute matters.
ChatGPT is a new AI tool that generates well-formed writing and code. Despite many benefits, it makes cheating easy and can supply bad information.
The new device, which looks like a pair of plastic pinchers, is the first to be able to pick up individual droplets of liquid.
Sewage sludge. Cow dung. They’re not just waste — scientists are finding uses for processed poop in construction materials.
Access to the internet is a human right, yet much of the world can’t get online. New tech has to be affordable and usable to end this digital divide.