04:43
Deep Look
Is a Spider's Web a Part of Its Mind?
Orb weaver spiders build webs not only to catch insects, but to extend their senses.
Here’s How That Annoying Fly Dodges Your Swatter
See the unseen at the very edge of our visible world. Get a new perspective on our place in the universe and meet extraordinary new friends. Explore big scientific mysteries by going incredibly small.
Here’s How That Annoying Fly Dodges Your Swatter
Season 7 Episode 20 | 4m 33s | CC
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.
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