Add Yahoo as a preferred source to see more of our stories on Google. In a recent video, Alexander takes on one of his toughest ordeals yet: the basic underwater demolition (BUD) obstacle course which ...

The Navy Yard is about to become a lot more fun on August and September weekends as a touring attraction featuring the world's largest bounce house arrives in Philadelphia. The Big Bounce America tour ...

Nine-year-old Milla Bizzotto competed in a 24-hour extreme race earlier this month, tackling an obstacle course that would intimidate most adults. And she did it for a cause. "I am doing it for the ...

Navy veteran and YouTuber Austen Alexander has been challenging his strength and endurance in all manner of ways since leaving the military, throwing himself into grueling physical undertakings such ...