Early in the morning of October 6, 2008, astronomers at the University of Arizona detected an asteroid on a collision course with Earth. When other sightings cropped up across the world, the ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers have just discovered a giant crater 900m in diameter in southern China. Named the Jinlin crater, a new study confirms ...

Arizona's Meteor Crater and other scars leftover from collisions with space rocks continue to serve up their secrets. Meteor Crater formed some 50,000 years ago. It represents the best preserved ...

A decades-long fight over what carved a vast crater deep beneath the North Sea seabed has ended. Microscopic “shocked” ...

China has quietly confirmed that a vast circular scar in its northeast is not a volcanic basin or a quirk of erosion, but a colossal asteroid impact site that ranks as the largest known crater of its ...

A long-running dispute about the origin of a North Sea crater has finally been settled, as new research finds a massive asteroid hit the water and triggered a towering tsunami millions of years ago.

A new study suggests meteor impacts may have created hydrothermal systems on early Earth, offering a possible setting for the origin of life.

A new clue to the long-standing mystery of the "Great Oxidation Event," when Earth's atmospheric oxygen levels surged about 2 ...

Here’s what you’ll learn when you read this story: In its 4.6-billion-year history, Earth has had some truly catastrophic run-ins with ancient celestial bodies. None rival the cataclysmic collision ...

This piece is part of a special project on deep time examining what the Western U.S. was like thousands, millions and even billions of years ago, and how that history is still visible and ...

Although we may be loath to admit it, there sometimes appears to be a little magic in science. By magic, I refer to an overwhelming sense of wonder that accompanies surprising outcomes. Events over ...