High energy Li-Ion battery is safer for electric vehicles
A lithium-ion battery that is safe, has high power and can last for 1 million miles has been developed by a team in Penn...
This wearable device could hide its wearer no matter the weather
Researchers at the University of California San Diego developed a wearable technology that can hide its wearer from heat-detecting sensors such as night vision...
How to make adhesives for electronics, vehicles, and construction tougher
Make them tougher by making them weaker.
That's the proposed solution from a Purdue University research team - well-known for its adhesive technology.
"We have been...
Potassium metal battery emerges as a rival to lithium-ion technology
From smartphones to solar power, to electric cars, humanity is increasingly dependent on batteries.
As demand for safe, efficient, and powerful energy storage continues to...
‘Surfing attacks’ could hack your Siri, Google
Ultrasonic waves can activate Siri on your smartphone and have it make calls, take images, or read the contents of a text to a...
‘Surfing attack’ hacks Siri, Google with ultrasonic waves
Ultrasonic waves don't make a sound, but they can still activate Siri on your cellphone and have it make calls, take images or read...
Scientists develop simple self-charging battery to power electronic devices
A new type of battery combines negative capacitance and negative resistance within the same cell, allowing the cell to self-charge without losing energy.
This has...
Small mirrored chip helps create handheld dark-field microscopes
Do a Google search for dark-field images, and you’ll discover a beautifully detailed world of microscopic organisms set in bright contrast to their midnight-black...
Hey, Alexa! Sorry I fooled you …
A human can likely tell the difference between a turtle and a rifle.
Two years ago, Google's AI wasn't so sure.
For quite some time, a...
8 tips to make your gadget’s battery last longer
These best practices can make the lithium-ion batteries in your devices last longer, researchers say.
Researchers plowed through scores of academic papers and manufacturers’ user...