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

Researchers have proposed many origins for a gravity anomaly in Wilkes Land, East Antarctica, but the latest evidence ...

The menacing asteroid that wiped out non-avian dinosaurs left a colossal marine crater in what's now the Yucatan Peninsula.

The Perseverance rover on Mars is set to begin its newest challenge: a slog up the rim of the Jezero Crater that will take months to complete. The rover will face steep slopes and difficult terrain, ...

The Chicxulub asteroid crater supported marine life for 700,000 years, showing that some mass extinction events may help life ...

Cores extracted from the impact crater revealed evidence of an ancient, life-nurturing hydrothermal system in the wake of the catastrophe.

Soil and rocks returned from the moon's far side suggest it may be drier than the side constantly facing Earth.

The Mesozoic Era extinctions formed the world as we know it today. Read about what caused them and which animals survived.

About 66 million years ago, an asteroid slammed into the planet, wiping out all non-avian dinosaurs and about 70% of all marine species. But the crater it left behind in the Gulf of Mexico was a ...

Some of the unusual rocks carry stories about water on Mars. One has hints of long-gone microbes. All tell of a dynamic, complex planet.