Inhalable local anesthesia, fingerprint-scanning ATM machines, the BP oil spill and dead-weight sperm. What a week it has been... and what a future it will be. Check out some of our favorite stories this week, and win a free t-shirt.
Here are some of our favorite stories this week:
As always, leave a comment to win this drawing on a shirt. We'll announce our randomly chosen winner next week. Have a good weekend, everyone!