How do ionic hair dryers work? Can they do what they promise?
If you've been in the market for a new hair dryer, you've likely seen advertising for ionic ones.
Some claim to produce negative ions in...
Scientists create materials that can walk, crawl, and move on their own
Most materials we use every day—like metal, glass, or rubber—are passive. They only move or change shape when we push or pull them.
But scientists...
Think your voice is private? AI can analyze and clone it
Talking to machines has become part of everyday life. From asking Amazon Alexa for the weather to dictating messages on a phone, voice technology...
New transparent film keeps cars cooler by 6°c without using electricity
A new type of transparent film could help keep cars much cooler in hot weather—without using any electricity.
Researchers from Seoul National University, working with...
Nature’s super seed: How an Australian nut could make helmets safer
A small, hard seed from Australia may help scientists design stronger and safer protective gear.
Researchers at New York University Abu Dhabi have been studying...
Forget smart glasses—These tiny earbuds can see and answer your questions
Imagine wearing a pair of ordinary wireless earbuds that can quietly “see” what you see and answer your questions about it.
Researchers at the University...
How a black hole and a shredded star could light up a galaxy
In 2014, a strange cloudy object called G2 made a close approach to Sagittarius A*, (Sag A*) the supermassive black hole at the heart...
“Forever chemicals” may quietly weaken your immune system, study warns
In recent years, scientists have become increasingly concerned about a group of chemicals known as PFAS.
These chemicals are used in many everyday products, such...
Tiny gold particles could make zinc batteries last much longer
As the world moves toward renewable energy like solar and wind, the need for better and more reliable batteries is growing quickly.
These energy sources...
Two monsters, one galaxy, and a collision 100 years away!
Space is full of objects that push the boundaries of imagination, but few do it quite as effectively as a black hole.
At its simplest,...
This robotic guide dog could talk and lead safely
Guide dogs have long helped people with vision loss move safely through the world. They can avoid obstacles, follow routes, and respond to commands.
But...
Silent artificial muscles could transform robots and wearable devices
Engineers have long tried to build artificial muscles that work like the ones in the human body—strong, flexible, fast, and easy to control.
Now, a...
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Artificial chemist could make best quantum dots in minutes
In proof-of-concept experiments, research shows that technology called “Artificial Chemist” can identify and produce the best possible quantum dots for any color in 15...
Scientists find unique ammonia signatures in atmosphere of cold brown dwarf
Have you ever wondered how astronomers figure out what's happening on planets light-years away from us?
It's a bit like being a detective, but instead...
Why squirrels are everywhere and raccoons are rare
If you've ever noticed that some animals seem to be everywhere—like squirrels—while others, like raccoons or foxes, are much harder to find, you're not...
Scientists discover a new type of superconductor
Until now, the history of superconducting materials has been a tale of two types: s-wave and d-wave.
Now, Cornell researchers - led by Brad Ramshaw,...
How bacteria-powered materials capture carbon from the air
Scientists at ETH Zurich have developed a new type of living material that can pull carbon dioxide (CO₂) from the air using bacteria.
This futuristic...