Methane emissions in Sweden’s Siljan Ring lakes are up to 300 times higher than expected, raising climate concerns. View on ...

Deep beneath the ice of East Antarctica’s Wilkes Land, scientists have identified a vast gravitational anomaly that could ...

New research in Sweden has uncovered perplexingly high methane emissions coming from the largest meteorite crater in Europe. The Siljan Ring is a prehistoric impact structure in central Sweden ...

What are some of the largest extraterrestrial impacts to effect Earth? Learn what we’ve seen in history, and what is ...

[Xinhua] BEIJING - Based on research on lunar samples retrieved by Chang'e-6 mission, a team of Chinese scientists confirmed that the oldest and largest impact crater on the moon, the South Pole ...

Scientists in Australia have discovered what they say is the largest asteroid impact area ever found on Earth. WSJ's Monika Auger reports. Photo: A. Clikson Intel Made a Mistake Decades Ago.

Impact craters range from small, simple, bowl-shaped depressions to large, complex, multi-ringed impact basins. Meteor Crater is perhaps the best-known example of a small impact crater on the Earth.

Evans recently discovered a 12-mile-wide crater, the Weaubleau-Osceola structure in Missouri, that, if confirmed, would be one of the biggest impact craters in the United States. It's not on The ...

The scientists wanted to be sure, though, since this would be the one of the 25 largest impact craters on Earth. So they shored up evidence for the claim over the next three years. In a study ...