
Scientists at UC Berkeley have taken a major step toward making Harry Potter's disguise of choice a reality. They've engineered two new materials one using a fishnet of metal layers, the other using tiny silver wires that neither absorb nor reflect light, causing it instead to bend backward. The principle at work is refraction, which is what makes a straw appear bent in a glass of water.
View the full list for "TIME's Best Inventions of 2008"Which gadget is most useful or influential? Browse the nominees and cast your vote.
Your genome used to be a closed book. Now a simple, affordable test can shed new light on everything from your intelligence to your biggest health risks. Say hello to your dna if you dare
Run, ride, swim, and sing through some of TIME Magazine's best inventions of the year
Gear up with these gizmos for the home, office, playroom, and pocket. Batteries not included