A small shark swimming around a Louisiana aquarium holds a mystery in its DNA. Yoko the swell shark hatched from an egg that was discovered in a puzzling place — an all-female tank, the Shreveport ...

Shortfin mako sharks are built for speed. Their streamlined, torpedo-shaped body, powerful muscular tail and specially adapted skin allows them to reach speeds of up to 70km/hr. They are a highly ...

It’s a parent’s worst nightmare. Imagine spotting a shark’s dorsal fin mere feet from where your daughter is swimming in the ...