Deep Look
Here’s How That Annoying Fly Dodges Your Swatter
2020 • E20 Nov 24, 2020 5m
A fly has a pair of tiny, dumbbell-shaped limbs called halteres that were once a second pair of wings. They wield them to make razor-sharp turns and land out of reach on your ceiling. But don't despair – there *is* a trick to smacking these infuriating insects.