NASA is monitoring an asteroid approximately the size of an airplane as it prepares to pass by the Earth on March 21. The asteroid, which has been dubbed "2021 FH1," is estimated to be about 98 feet ...

Striking satellite photos snapped in 2021 show the volcanic peaks of Hawaii's Big Island covered with a thick dusting of snow, also known by locals as "pineapple powder," following one of the island's ...

Our magnetosphere plays the role of gatekeeper, repelling unwanted energy that's harmful to life on Earth, trapping most of it a safe distance from Earth's surface in twin doughnut-shaped zones called ...