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...
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...
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...
Scientists solve key problem holding back hydrogen fuel cells
Hydrogen fuel cells have long been seen as a promising clean energy solution. They can produce electricity using hydrogen as fuel, with water as...
Your heartbeat could become your password, scientists say
Logging into digital systems may soon feel very different. Instead of typing passwords or using eye scans, a new technology could identify you based...
AI reveals hidden emotional risks behind type 2 diabetes
Loneliness, poor sleep, and mental stress may quietly increase the risk of developing type 2 diabetes much more than people realize.
A new study led...
FEATURED
New material design has put artificial photosynthesis within reach
Scientist Heinz Frei has spent decades working toward building an artificial version of one of nature's most elegant and effective machines:
The leaf.
Researchers around the...
Why beeping cars might be making us worse drivers
Some safety warnings may backfire, study finds
If you’ve driven a newer car lately, you’ve probably heard a lot of beeps and alerts—warnings when you're...
Scientists use fruit peel to turn old batteries into new batteries
Scientists led by Nanyang Technological University Singapore have developed a novel method of using fruit peel waste to extract and reuse precious metals from...
Transparent solar panels for windows hit record 8% efficiency
In a step closer to skyscrapers that serve as power sources, a team led by University of Michigan researchers has set a new efficiency...
Corn could make lithium-sulfur batteries more powerful and longer-lasting
A team of researchers at Washington State University has discovered a new way to make lithium-sulfur batteries more powerful and longer-lasting—using corn protein.
This breakthrough...