What Happens When You Fire An AK-47 Underwater [Video]

It's a science lesson masquerading as a slow-motion video! The AK-47 is an iconic assault rifle, popular among revolutionaries and known for its rugged, reliable design. Thanks to the team at Smarter Every Day and The Slow Mo Guys, the AK-47 is also a way to learn about physics! Underwater, the bullet travels only about 5 to 6 feet (in the air, it can travel some 1,300 feet). That's neat if unsurprising; water is much denser than air and puts up greater resistance. The real science clocks in at ...