The Supersonic Nazi Rocket Concept Designed to Bomb Any City in 1 Hour

When WWII ended, American engineers examined a trove of Nazi concepts for rocket-powered weapons and airplanes. One of the most terrifying was Eugen Sänger's antipodal bomber, a manned supersonic plane designed to reach any city on Earth in one hour. Thank heavens it never worked. » 8/09/14 5:09pm 8/09/14 5:09pm

Russia to NASA: "Try Jumping To ISS On A Trampoline."

After NASA imposed sanctions on cooperating with Russia, a Russian official joked that these sanctions would strand astronauts on the International Space Station. The taunts escalated to instructing NASA to teach its astronauts to use a trampoline to reach orbit. Could it work? » 5/01/14 3:02pm 5/01/14 3:02pm