Stashed in: Weapons!, DIY, Physics, Weaponry
It might be dangerous letting the whole Internet know they can build one of these. :)
Lean Startup in the Enterprise Anti-Pattern: The Lean Waterfall by @TriKro
Researchers discover a switch in the fat cells of mice and humans with which excess pounds can be burned off.
Drone It Yourself turns random objects into RC quadrotors
The Science of Inspiration (and How to Make It Work for You)