Mucky riverbeds. The underside of wind turbines or offshore fish farms. Oil platforms. Reefs and shipwrecks in a harbour. Those places are hard — and dangerous — to get to for humans in the first ...

Amid Blue Origin's space flight mayhem, meet some of the most famous female astronauts who journeyed and contributed to space ...

The world is experiencing the most intense global coral bleaching event on record, with 84 percent of reefs experiencing heat ...

The U.S. Navy has suspended its five-day search for a missing sailor assigned to the aircraft carrier USS Nimitz (CVN 68), ...