Scientists in Finland transmitted electricity through air using sound waves, lasers, and radio frequencies, creating ...

Kauai, one of the most remote islands of Hawaii, stands steady among the timeless crash of ocean waves. Electric waves, ...

The constant, energy-driven motion inside living cells may generate electricity in a way no one fully recognized before.

For more than a century, engineers have chased new ways to turn the planet’s natural motions into usable power, from tides to ...