Why sodium-ion batteries don’t last as long
Batteries power our lives:
we rely on them to keep our cell phones and laptops buzzing and our hybrid and electric cars on the road....
New rainproof, stainproof tech turns clothing into self-powered remotes
Scientists have developed a new fabric innovation that allows the wearer to control electronic devices through the clothing.
A new addition to your wardrobe may...
Earth’s last magnetic field reversal took far longer than once thought
A reversing field might significantly affect navigation and satellite and terrestrial communication, but the study suggests that society would have generations to adapt to...
Is it safe to use an electric fan for cooling?
In a new study, researchers questioned the safety and effectiveness of electric fans in heatwaves.
They found the public health advice on common weather metrics...
Scientists can use smartphone to manipulate your brain
In a new study, researchers have invented a device that can control neural circuits using a tiny brain implant controlled by a smartphone.
The finding...
Scientists create wireless wearable health monitor with stretchable electronics
A wireless, wearable monitor built with stretchable electronics could allow comfortable, long-term health monitoring of adults, babies and children.
A wireless, wearable monitor built with...
New heat-free tech could print metal traces on just about anything, including a rose...
Scientists are using liquid-metal particles to print electronic lines and traces on rose petals, leaves, paper, gelatin -- on all kinds of materials.
The...
How to make electrical muscle stimulation feel natural to virtual reality users
If there’s one familiar sound whenever a volunteer tries out an interactive device that uses electrical muscle stimulation, it is probably laughter.
Even for experienced...
Using smartphone 5 or more hours a day may increase obesity
In a new study, researchers found that people who used their smartphones five or more hours a day had a 43% increased risk of...
Your smartphone movement can show your personality
In a new study, researchers found that phone movement can say a lot about a user’s personality.
They used data from mobile phone accelerometers—the tiny...