11 cheap gifts guaranteed to impress science geeks

Science comes up with a lot of awesome stuff, and you don't need a Ph.D, a secret lab, or government funding to get your hands on some of the coolest discoveries. We've got a list of 11 mostly affordable gifts that are guaranteed to blow your mind, whether or not you're a science geek.



















1. Aerogel

Also known as frozen smoke, Aerogel is the world's lowest density solid,