Scientists have created robots smaller than a grain of salt that can sense their surroundings, make decisions, and move ...

Researchers have created microscopic robots so small they’re barely visible, yet smart enough to sense, decide, and move completely on their own. Powered by light and equipped with tiny computers, the ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Tired of using loud and unsightly window air conditioners? Even if you don’t have the ...