Yes you read it right, Heather Dewey-Hagborg makes 3D portraits from the DNA collected from objects like cigarette butts or chewing gums she picks from sidewalks, tossed away by strangers.
Rex is the most advanced humanoid in the world and it was shown to the public yesterday in London. It has a beating heart and eyes that can see. Meet Rex and its human doppelganger with bionic arm.
If you want to make a clean install of the new OS X Mavericks or even the older versions of Mac OS X, than I strongly suggest you to create a bootable OS X key or a drive.
Power Search was a real useful feature and there is now good reason why Apple decided to ditch/hide in iTunes version 11. But luckily you can bring it back quite easily. Check it out.