Power electronics modify the voltage, current or frequency of electricity in applications as diverse as solid-state lighting, intelligent motors and electric vehicles.
Harvesting asteroids, creating a radically transparent virtual world state and replacing workers with intelligent robots are all very well, but unless our big tech companies recognize their social responsibilities, I fear that our real future could be as disturbing as the science fictional one presented in Ridley Scott's blockbuster.
While the new Kansas science standards don't include intelligent design, they go further than any state guidelines so far in raising questions about evolution.