Some fossilized teeth from giant ancient megalodon sharks have unique scratches on them. These scratches, researchers believe ...

Fossil teeth of extinct megalodon sharks have grooves made by other megalodon teeth, hinting at violent encounters between ...

But megalodon’s closest relatives are not great whites, as many scientists once believed. Mako sharks are the best living representation of its extinct cousin, albeit much smaller.

Scientists have discovered that the long-extinct megalodon, also known as the megatooth shark, had a body temperature 7 degrees Celsius warmer than the surrounding seawater. This information might ...

This extraordinary fossil may help create a better picture of what these gigantic predators looked like. We know that megalodon had become extinct by the end of the Pliocene (2.6 million years ago), ...

“Because megalodon went extinct around the time of extreme changes in climate and sea-level, which impacted the distribution of and the type of prey, our new study sheds light on the ...

The Megalodon may have been the top predator in its time, but it had fierce competition in the form of Livyatan melvillei, a massive prehistoric sperm whale. This whale was no gentle giant – it ...

I write about the ocean, climate change, and the future of our planet. For example, our knowledge of Megalodon's existence comes from the fossil record, which reveals teeth designed for hunting ...

Just in time for summer, the megalodon—the ancient, city bus-sized shark known as the “Megatooth”—has reared its ravenous snout. While the oceans are now safe from the Megatooth, which went extinct an ...

if cows swam in the sea. How big are the megalodon's teeth? Watch the video above to see how big the megalodon's tooth compares to that of a great white shark. You can also see how big it is in ...

We know that megalodon had become extinct by the end of the Pliocene (2.6 million years ago), when the planet entered a phase of global cooling. Precisely when the last megalodon died is not known, ...