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The secrets of how sharks survived so many of Earth's mass extinctions

26 June 2019

Vegetarianism and liking underwater volcanoes have helped sharks survive for half a billion years. But can they use their skills to cope with climate change?

75-million-year old ocean microbes live forever on almost zero energy

11 October 2018

There is so little food in the mud at the bottom of the Pacific Ocean that individual microbes living there use just 0.00000000001 joules of energy each year

Worst mass extinctions may have been caused by rising mountains

23 April 2018

A pair of mass extinctions struck in quick succession just before the dinosaur era, and the birth of a mountain range in South Africa may have been partly to blame