Even if such a superpowered hamster existed, its speed would likely cause the motor to melt before it provided any juice to a ...

A battery usually hides its nastiest chemistry from view. Inside many rechargeable systems, useful energy moves through ...

Researchers created a tiny memory device that improves as it gets smaller, breaking a key limitation in electronics. This ...

Researchers created living light from bioluminescent algae that glows on demand without electricity and could someday power ...