Scientists explain how simple chemicals, deep sea vents, and meteor impacts may have helped life begin on Earth.

Arizona’s Meteor Crater, a timeless scar from a cosmic collision 50,000 years ago, continues to unveil its mysteries, reshaping our understanding of Earth’s geological past. Recent studies underscore ...

Meteor impacts may have helped spark life on Earth, creating hot, chemical-rich environments where the first living cells ...

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 ...

Asteroid impacts may have helped kick-start life on Earth by creating hot, chemical-rich environments ideal for early biology. These impact-generated hydrothermal systems could have lasted thousands ...

Late in 2024, astronomers spotted a new near-Earth asteroid named 2024 YR4. By mid-2025, its improved orbit tracking raised an unusual possibility: the space rock could hit the Moon on Dec. 22, 2032, ...

Webb telescope data shows a once-risky asteroid will safely pass Earth and the Moon in 2032, removing all impact concerns.

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 ...

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 ...

One of the most complex machines humankind has ever built tracked an almost invisible object many millions of kilometres away ...