Yet even these long gnashers pale in comparison to the largest known shark teeth - those of the extinct megalodon, whose name means ‘big teeth’. Megalodon teeth could reach almost 18 centimetres long, ...

This means that shark teeth are continuously raining down onto the ocean floor, increasing the chance that they will get fossilised. Teeth are also the hardest part of a shark's skeleton. While our ...

Scientists from the Western Australian Museum believe the discovery has “significance beyond the bone itself”. When Dr Mikael ...

Fig. 3: Diversity curve of neoselachians (modern sharks and rays and the extinct synechodontiform sharks) from the Triassic to the Holocene in millions of years. The curve shows "sampling ...

Scientists have discovered that the long-extinct megalodon, also known as the megatooth shark, had a body temperature ... in the megalodon’s fossil teeth called apatite. A tooth’s isotopic ...

A 9-million-year-old fossilised shark progenitor was discovered in the desert. This discovery has challenged what we know ...

Vengeful killer whales teaching young to attack boats in Gibraltar Shark attacks: is it safe to go in the water? Analysis of chemicals of fossilised teeth suggests that the giant shark’s body ...