If you're in the market for a new death ray, an important thing to consider is what you'll be able to do with it when you're not busy committing nefarious acts. One option is coffee roasting, and, if you're so inclined, you can even contribute to an open source project that's looking to create a giant mirror array capable of superheating air to 2,000 degrees.

Solar powered furniture is nothing new, but this crazy looking rocking lounge chair created by architecture students at MIT adds a couple of unique features.

With so many soldiers being deployed in hot sunny places, it seems like a no-brainer to put all that blazing sunlight to good use. So a British team has developed a special photovoltaic fabric, that captures the sun's rays to provide juice for all of a field soldier's electronic gadgets.

Solar power, as cool as it is, still won't give you the same kind of charge you need to run something like an automobile continuously without tacking on an enormous number of panels. The solution? Redesign said car until it's almost only the panels, and make it run on a ridiculously low amount of energy.