Trash collected in a 2019 cleanup that removed 24,000 pounds (10,000 kilograms) of garbage from Mount Everest ...

In the spring of 2024, seven different cicada species will emerge above ground. Experts say they’re easy enough to tell apart ...

Though called the Great Lakes, these massive bodies of water are actually inland seas, and can be just as unpredictable as the ocean.

In the seven decades since the Soviet Union launched Sputnik 1, humankind has sent a whole lot of material over the Kármán ...