Plans are in place to create the world’s 4th-largest fully protected marine reserve at the Tristan da Cunha archipelago.

Some assume our planet’s changing distance from the sun causes the change in the seasons. That’s logical, but not the case for Earth.

The Gulf of Mexico dead zone is much smaller than usual this year because Hurricane Hanna stirred up the area of low-oxygen water.

Cloud streets are a manifestation of Earth’s atmosphere in motion. They’re mostly seen by satellites looking down on Earth, but people sometimes catch them from the ground, too. Check out these cool images!