4 awesome discoveries you probably didn't hear about this week -- Ep. 1
Butterfly eyes, species expansion, everything-repellent and the cosmos. It's your weekly briefing on the latest discoveries you might not hear about anywhere else, all with funding from the National Science Foundation.
1. Finding cancer through the eye of a butterfly
2. Killer whales in rivers? Get used to it.
3. An "everything-repellent" coating could kidproof your life
4. Cosmic smashup
Provided by National Science Foundation