In this ballistics bonanza, Adam and Jamie ask if a ping pong ball could be launched to supersonic speeds and become lethal. Kari, Grant and Tory test a Russian myth where an army laid siege using cannons and cannon balls made of ice!
By entering your email address, you agree to our Terms of Use and acknowledge the Privacy Policy. discovery and its affiliates may use your email address to provide updates, ads, and offers.
To withdraw your consent or learn more about your rights, see the Privacy Policy.