Fish navigate through turbulence by slaloming between whirlpools of water.
Why can't we landlubbers focus underwater without goggles?
Why do fish have fins? Does water temperature affect fish temperament? And why have scientists sent a robot to live with the fish?
Why should triathletes be worried? Because they are prone to dying suddenly.
How clean is the average backyard pool is? Find out on this Moment of Science.
Ever wondered what it's like to swim like a fish? Find out on this Moment of Science.