Today in the history of astronomy, an asteroid flattens 830 square miles of Siberian forest.

Instead, the impact seems to have vaporized the crater’s sulfur-bearing rocks, backing up past work that suggests the event released as much as 325 gigatons of sulfur.

Yucatan's Chicxulub crater marks one of our universe's most momentous historical events: when an asteroid strike killed 75% ...

While this Route 66 attraction in Arizona flies under most passersby's radar, it offers an amazing chance to see an impact ...

Mars is often associated with its iconic red hue, a color that evokes visions of a harsh and uninhabitable desert landscape.

A cease-fire between Iran and Israel appeared to hold Tuesday after initially faltering, and U.S. President Donald Trump ...