Clues to the season of impact lingered in delicate fish fossils.
Earth, our home planet, is the 3rd planet from the sun.
Commercial and government satellites could be targets of the Russian military as it seeks advantage in Ukraine, the head of the U.S. National Reconnaissance Office said.
The situation is sensitive and complicated, given that Russia is a key partner in the International Space Station and also supplies engines for two high-profile U.S. launch companies.
"NACHOS" flew to space aboard the 17th Cygnus resupply mission for the space station on Saturday (Feb. 19).
On June 7, 1195, a fiery spinning ball emerged from a dark cloud in an erstwhile sunny sky close to the London lodgings of the bishop of Norwich.
The water that Earth has may have been here since the planet formed, and not delivered later by collisions with icy comets, a new study finds.
In a new collaborative report, NASA and other U.S. government agencies have found that sea levels will rise up to a foot by 2050.
Astronauts aboard the International Space Station snapped this picture of an ancient heart-shaped oasis near the Nile River in Egypt
Using satellite data, scientists have mapped massive methane plumes caused by human activities around the world.
It's been more than a year since scientists lost one of the most iconic telescopes ever built — and yet the collapse remains something of a mystery.
Winter's midpoint in 2022, contrary to the tradition of Candlemas or the annual extended forecast derived by Punxsutawney Phil, was on Feb. 3.
Satellite data shows that Greenland’s ice sheet has lost enough water over 20 years to submerge the entire United States.
Scientists detected two ancient ranges of 'supermountains' that criss-crossed the Earth hundreds of millions of years ago — and may have jump-started animal evolution.
Storms in the U.S. and Uruguay set new records for longest lightning bolt and longest-duration lightning flash.