Engineering

Scientists pinpoint cause of harmful dendrites and whiskers in lithium batteries

Scientists have uncovered a root cause of the growth of needle-like structures--known as dendrites and whiskers--that plague lithium batteries, sometimes causing a short circuit,...

How to control friction in topological insulators

Topological insulators are innovative materials that conduct electricity on the surface, but act as insulators on the inside. Physicists at the University of Basel and...

New production technique for high-performance polymer could make for better body armor

Using a new composite nanoparticle catalyst, Brown University researchers have shown they can make degradation-resistant PBO, a polymer used to make body armor and...

This new artificial skin improves sensory ability of robots

Thanks to the synthetic skin developed by Prof. Gordon Cheng and his team, robot H-1 can feel the touch of a human. New control...

New electrolyte improves the performance of next-generation lithium battery

The lithium-ion battery is ubiquitous. Because of its versatility, this battery can be tailored to powering cell phones, laptops, power tools or electric vehicles. It is...

New graphene filter could remove bacteria from the air

Airborne bacteria may see what looks like a comfy shag carpet on which to settle. But it's a trap. Rice University scientists have transformed their laser-induced...

Graphene turns 15 on track to deliver on its promises

Graphene is light, flexible, conductive, and one of the strongest materials in the world. And it is right on track to deliver on its promises...

How to dismantle a nuclear bomb

How do weapons inspectors verify that a nuclear bomb has been dismantled? An unsettling answer is: They don't, for the most part. When countries sign arms...

Elon Musk presents the orbital Starship prototype. Flights will begin in six months

On Saturday, Sept. 28th, SpaceX founder Elon Musk presided over a media circus at their testing facility in Boca, Chica, Texas. With the fully-assembled Starship...

New bendable battery can stretch and twist without losing power

A new bendable battery can stretch and twist without interrupting the supply of power. For applications in bendable electronic devices, this is precisely the kind...

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