When it comes to operating systems used by engineering departments, Windows NT/2000 rules. In a recent Design News survey, 78% of the respondents said they currently use the operating system and 8% more said they plan to use it in the future. One-third of respondents said they use UNIX and its derivatives. Though only 2% report using a MAC OS, that may be changing with the advent of more applications for MAC OS X. Just 1% of engineers said they use OS/2. Once a preferred OS by the techies, it fell out of favor once IBM chose to stop supporting it.
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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