Back in October, we posted about a program DARPA has been working on to rip apart dead satellites and harvest their organs to make new(er) satellites. It seemed more than a little crazy, but the program is now moving forward, with DARPA holding industry conferences and putting down millions of dollars on the idea.

At the end of WWII, a single pregnant brown tree snake stowed away on a military transport from Papua New Guinea to Guam. 65 years later, two million snakes are eating everything on the island that moves, and the USDA is trying to fight them off by parachuting dead mice stuffed with aspirin out of helicopters.

Worried about zombie invasions, but not prepared to give up your daily bike commute? Try adding a chainsaw to the front of your classic one-speed to scare off zombies (and pretty much everyone else, too).

We've all seen people bent over their phones so engrossed in texting or email they are unaware of the world around them. (We're all probably guilty of it, too.) Well, some clever engineers created an app that pays attention so that you don't have to.