4 awesome discoveries you probably didn't hear about this week -- Episode 24
Stretching the strength, snake buckling behavior, table for crime scenes and rewriting the history of oxygen. It's "4 Awesome Discoveries You Probably Didn't Hear About This Week."
1. Super stretchy mighty metal fiber
2. Sand-slithering snakes come in light waves
3. Periodic table for droplet motions
4. Rise of oxygen on Earth
Provided by National Science Foundation