Freestyle motocross maestro Robbie Maddison is well-known for his heart-stopping stunts. In 2008, the Australian daredevil wowed the world with a leap over the 164-feet tall Arc...

Jules, a 20-pound French bulldog may not seem like much of a guard dog. But don't let his small size and sweet demeanor fool you. That's because when it comes to protecting his ...

Thanks to its carved topography, researchers have always suspected that Mars was once home to several rivers, lakes, and perhaps even oceans. There has even been some speculatio...