April 21 - 28 is International Dark Sky Week, a global celebration of the night sky during which like-minded organizations ...

Lightning near the North Pole reveals dramatic climate changes as Arctic temperatures rise and storms intensify.

Ochre body paint may have been a form of prehistoric sunscreen that helped early humans survive a sudden increase in ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

Extremely low sea ice levels in the Arctic and Antarctica signal a "new normal" that may accelerate global warming and ...

The Tara Polar Station, a $23 million research vessel with a crew of 12, will drift across the Arctic ice to enable better ...

The Northern Lights or aurora borealis may be visible in the U.S. this week due to a coronal hole and a "co-rotating ...

When a planet's orbit brings it between Earth and a distant star, it's more than just a cosmic game of hide and seek. It's an ...

While the Statue of Liberty may not be submerged, low-lying places like Ellis Island could be underwater. By 2100, sea-level ...

A giant sequoia located in Sequoia National Park in California, the General Sherman is 52,500 feet in volume and is more than ...

Climate change is causing a significant redistribution of mass on Earth due to melting ice sheets, leading to a shift in the ...

A new study suggests the extinction of Neanderthals nearly coincided with a shift in Earth's magnetic field that let more ...