Yvonne Carts-Powell

Shark Week!

In beautiful, Science on February 17, 2012 at 9:00 am

Shark, photo by Paulabflat


Okay, no, not really Shark Week.

But this story — and the related video, shows how the surface of shark skin helps sharks swim faster by manipulating drag. When you watch the video, look for the little swirls near the fin’s surface.

Video: Scales Give Sharks Their Speed – ScienceNOW.

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