Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

Humans can detect buried objects without touching them, sensing faint pressure ripples in sand. Scientists are calling this ...

Robot vacuums have steadily improved their cleaning performance and object avoidance over the years, but during our testing at CNET Labs, we discovered an odd trade-off.

CNET staff -- not advertisers, partners or business interests -- determine how we review products and services. If you buy through our links, we may earn a commission. Whether you're jetting off for ...

If you go without water for too long, you can experience dehydration, which can cause lightheadedness, fatigue, low blood pressure, heart palpitations, and death. Most people can only survive about ...