Pit bulls are perhaps the most misunderstood dog in America, and one pit bull and her owner are on a mission to change that. Porter never spent much time around pit bulls before she started ...

THE WORLD can be a scary place and its geology is no exception. In honour of Halloween we've rounded up some of the creepiest holes on Earth from eerie sinkholes made by Mother Nature to terrifying ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A near-Earth ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. The U.S. Department of Defense remains interested in the potential to mine strategically vital ...