Computing:
07.01.2007Memories Are Made of This
Computing:
06.22.2009May Not Be Ready for 2012 London Olympics
Robotics:
02.14.2012I bet you didn't think it was possible for a balloon filled with coffee grounds to shoot hoops and play darts, did you?
By David Mindell / November 2008
Photo: David Mindell
These valves and gauges are part of the engine controls on Mallard, the world’s fastest steam-powered locomotive, with a top speed of 202.7 kilometers per hour (126 miles per hour). Built in 1938 by the London and North Eastern Railway, it operated until 1963 and is now on display at the National Railway Museum, in York.

