The single most interesting technology I've heard about in a long time

RNA interference - seems like this has
potential to cure everything from cancer to the common cold...literally.

 

(You'll need to register to get onto the site, unfortunately, but it looks like they
won't send you anything you don't want if you don't want it. Also seems like they'll
take a fake email address, since they don't confirm the one you provide. Besides,
it’s Technology Review, so it’s MIT, so what’s to worry about? :)
)