Building a Great White Shark
Features 6/7/2004 Post a comment Inventor and ex-stuntman Eddie Paul describes how his team tackled its biggest project yet: design and build A personal, air-powered submarine in just a few weeks.
Two different shape-shifting polymers have been announced from two different universities: Wyss Institute at Harvard University and Zhejiang University in eastern China. Both of them change their shapes when immersed in water, and the one from Wyss Institute was made with 3D-printing techniques.
When you think of the DARPA Robotics Challenge, you may imagine complex humanoid contraptions made of metal and wires that move like a Terminator Series T-90. But what actually happened at the much-vaunted event was something just a bit different.
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