Sharks have been around for hundreds of millions of years, appearing in the fossil record before trees even existed. But what did they evolve from, are they ‘living fossils’, and how did they survive ...

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The first sharks on Earth: Ancient relatives of sharks first appeared in the world's oceans about 400 million years ago. Today, sharks are classified among the elasmobranchs, which also includes ...

It's confirmed: the orca has targeted the great white sharks of Australia. A recent study, published in the scientific journal Ecology and Evolution, revealed a new phenomenon that could heavily ...

“These discoveries help scientists to better understand the relationship and evolution of modern shark species within this relatively small geographic region,” Trimble said.

The only part of a shark's skeleton not made of cartilage is their teeth, which they're famous for. Since cartilage is softer than bone and teeth, it doesn’t fossilise very well. But we’ve learned a ...

These discoveries help scientists to better understand the relationship and evolution of modern shark species within this relatively small geographic region.” Scientists named the new species ...

A small international team of marine biologists has observed the first known instance of a shark intentionally making sounds.

"These discoveries help scientists to better understand the relationship and evolution of modern shark species within this relatively small geographic region," stated Trimble. The discovery was ...

POLARIS has long helped mariners find their way through our planet's seas and oceans by pointing the way north.

These discoveries help scientists to better understand the relationship and evolution of modern shark species within this relatively small geographic region.” The Mammoth Cave rock formation the ...