Human bodies do a lot of weird stuff. But goosebumps may be one of our strangest bodily functions.
Goosebumps are humanity’s near-universal reaction to the cold. But for some reason, those unmistakable, tiny bumps on the skin also appear when we’re scared or when we’re moved by something awe-inspiring.
What is it about these starkly different experiences that triggers a similar reaction on our skin? And why do we get goosebumps in the first place? The answers are rooted in our evolutionary history.
