How do you quantify the effects of things that don't happen to you? "The whole point of living in a culture is that much of the labor of perception and judgment is done for you, spread through media, and absorbed through an imperceptible process that has no single author." (previously; via)
Inducement Prizes -- Best known for the Ansari X Prize, the DARPA Grand Challenge and the Clay Mathematics Millennium Problems, inducement prizes have a long history, but their recent successes have led to increased government interest, viz. challenge.gov, and resulted in the development of vaccines, thanks in large part to the work of Michael Kremer.* [more inside]
Dean Kamen's Artificial "Luke" Arm - Segway inventor reinvents the prosthetic arm: "I've been able to do stuff with this that I haven't, seriously haven't, done in 26 years... uh, pick up a banana, peel a banana and eat it without it squishening... I can't wait to get one of these in a real environment, a home environment, and actually my wife can't either. She's going, oh yeah, I got lots of stuff for you to do."