Far below the ocean’s surface lies a dark, freezing world that few humans have ever seen. In these extreme depths, some of the largest and most mysterious sharks on Earth quietly roam, rarely captured ...

Sharks are usually seen as one type of animal that hunts the oceans, but in fact, there are a lot of them. Some of them even have features so strange that they almost look like beings from another ...

Despite what you may think, shark attacks are actually very rare. In 2013, the U.S. saw a grand total of 53 unprovoked shark attacks, with only two of those reports resulting in a fatality. The truth ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

But why did sharks get so incredibly diverse and odd during this period, only to lose most of that diversity forever? Eons is available to stream on pbs.org and the free PBS App, available on iPhone, ...