— -- Asteroids that strike Earth have cosmic origins, but clues to the size of ancient impactors now have come from a decidedly Earth-bound source: the chemistry of ancient seawater. Asteroids ...

Scientists have discovered the world's oldest known meteorite impact crater, which could reshape understanding of the origins ...

It is popularly believed that around 66 million years ago, a massive asteroid slammed into Earth, wiping out the dinosaurs ...

Fossils from Denmark suggest ammonites survived the asteroid extinction far longer than believed, raising new questions about ...

The collision of a meteorite in what is now Arizona left an indelible mark: Meteor Crater. At nearly the same time, a massive landslide blocked the Colorado River, creating a temporary lake in the ...

A 2024 astronaut photo shows a rare "sunglint" shining off Lake Iro and a nearby zig-zagging river in Chad. The shimmering bodies of water were likely both shaped by an ancient meteor impact. When you ...

Unravelling Earth’s 4.5-billion-year history with rocks is tricky business. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This article was ...

When high-velocity asteroids land on Earth, they can form a meteor impact crater. Such collisions have occurred throughout Earth's history and still occur on other planetary bodies today. While most ...

Lonar Crater Lake is a rare natural wonder in Maharashtra, formed by a meteorite impact nearly 50,000 years ago. Known for ...

Curtin researchers have helped uncover evidence of a mysterious giant asteroid impact, hidden not in a crater but in tiny pieces of glass found only in Australia. The discovery centres on rare ...

(Phys.org)—Earth scientist Nick Teanby with the University of Bristol in the U.K. has come up with a novel way to measure seismic waves traveling through the under-surface of Mars—use data from ...