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Watch The Exact, Terrifying Moment A Hang Glider Loses Control

Watch The Exact, Terrifying Moment A Hang Glider Loses Control

Last Tuesday, Voss, Norway-native Jon Gjerde decided to strap himself to a gigantic kite and go zipping through the air like some sort of very ugly bird. The 51-year-old is no stranger to hang gliding. He is, in fact, a world champion in the sport. But after this particular outing…

Are Grenades Deadlier On Land Or Under Water?

Are Grenades Deadlier On Land Or Under Water?

Video: YouTube scientist Mark Rober and molten metal obsessive BackyardScientist teamed up to answer a simple question: is a grenade deadlier on land or under water? But in order to answer that, we need to understand exactly what a grenade does.