Couch potatoes should be
particularly interested in Bill Bowden's remote control IR receiver, which
allows users to control the power of virtually any electrical appliance
(including those not equipped for remote) using their standard remote control.
It's based on an IR receiver circuit, which is basically a simple toggle switch
that features a 48KHz IR receiver module to convert IR signals to 5V digital
data representing the particular command sent. So switch a fan or lights on and
off, blend up a pitcher of margaritas, pop popcorn and more, all without
leaving your couch â€” possibly
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.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.