The Journey of the World's Largest Dust Source The Sahara is the largest source of aeolian dust in the world, with annual ...

Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

Scientists have warned for years that the more the world warms, the greater the risk of hitting multiple climate tipping points and setting off self-propelling shifts in everything from the Amazon ...

At 10 a.m. on Saturday, the crew pulled up the gangplank and took in the mooring lines, and soon the Araon was steaming out ...

Half the planet lies outside any country’s border. In those waters, rules have long been thinner than the myths: freedom to ...

New research shows that warm ocean currents triggered a rapid collapse of part of East Antarctica’s ice sheet 9,000 years ago, offering clues about future sea level rise.

A village buried by a landslide, the world’s largest tidal bore and the aftermath of ferocious storms and wildfires appear in ...

A submarine was exploring underwater structures in Antarctica when it mysteriously went missing without explanation ...

Finding a country with a mild climate year-round can be difficult. However, these five are blessed with favorable ...

Giant amphipod species Alicella gigantea, once thought to be very rare, is found to inhabit the majority of Earth's deep ...

Black sails, a tiny cannon, no prize money — everything you need to know about the Sydney to Hobart yacht race, as the 80th ...

From the first sighting of a colossal squid in the wild to a seriously goofy octopus, 2025 delivered some astounding photos ...