The Underwater Express Lets You Cruise In a Gigantic Gas Bubble at 100 …

While most DARPA projects never materialize, the Underwater Express mini-submarine project is entering the test phase. If successful, the Underwater Express will be capable of going 100 knots—far faster than the 30 knots today's subs can muster. » 7/28/09 10:00pm 7/28/09 10:00pm