A new Nature Communications study spots a mineral “ring” and manganese signature in Mars’ Utopia Planitia—clues that could finally pin down the timeline of a lost northern ocean.
Solar panels aren't useless in winter. They rely on sunlight, not heat, and can still generate power in cold weather. Here's how they perform in snowy conditions.
Brands are pulling back on sustainability messaging, eroding consumer trust. Learn why this "greenhushing" trend is risky and how brands can reverse it.
North Korea's new nuclear submarine, rivaling U.S. counterparts, raises global security concerns with its potential for stealthy nuclear missile launches.