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

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

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

A spot on the sun’s surface will likely disrupt Earth’s magnetic field, pulling the phenomenon to more states, forecasters ...