Where do your emotions live? Depends on your hands.

See what surprise science has just uncovered about where we process emotions. It's episode 6 of "4 Awesome Discoveries You Probably Didn't Hear About This Week": A pollen catapult, memory palace, brain reversal, and a way to make concrete green. Here's your weekly briefing on the latest discoveries you might not hear about anywhere else, all with funding from the National Science Foundation.