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 ...

When colossal asteroids rock Earth, it's not all doom and gloom. The menacing asteroid that wiped out non-avian dinosaurs left a colossal marine crater in what's now the Yucatan Peninsula. But after ...

With help from amateur astronomers, scientists tracked how an asteroid travelled from space, broke up in Earth's atmosphere and sent fiery fragments shooting to the ground, gathering new information ...

In September 2025, an X post (archived) viewed over 1 million times claimed the world's biggest meteorite impact crater was in Mexico and included a video of the purported site. The video and claim ...

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 ...

GRAND FORKS, ND — Astronomers have turned their high-powered telescopes toward a 100-meter wide asteroid hurtling in its orbit through the Milky Way galaxy and are hoping it doesn’t collide with Earth ...

In all likelihood, June 30, 1908, began as a normal morning in Siberia. At last, the frozen boreal woods had given way to the thaw of early summer. The dawn was interrupted when a light nearly as ...