Even the smallest odds of an impact sound alarming, but scientists’ ability to calculate them is actually good news.
A near-Earth asteroid as wide as the Statue of Liberty is tall could strike Earth on Dec.22, 2032, alerting planetary defense ...
The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power ...
A colossal impact billions of years ago carved out the canyons that rival the most breathtaking features here on Earth in a ...
NASA is training humanity’s most powerful telescope on a “city-killing” asteroid to determine whether or not we need to brace ...