Scientists gain fresh insight into the secret of how gecko feet stay sticky - Ars Technica

It's not just van der Waals forces—setae surface chemistry also plays a vital role.

Enlarge/ Close-up of a Tokay gecko's toe pads. They have many tiny hairs per foot called setae, each of which splits off into hundreds of even smaller bristles called spatulae. These help maximize co… [+5673 chars]

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