In the first and only reconstruction of ocean pH ever carried out, new research from the University of St Andrews and the ...

Life There’s growing evidence the big five mass extinctions never happened Surprising new fossil evidence undermines the idea that there was ever a mass extinction on land – and may force us ...

Today’s extinction rates are sky-high. But scientists debate if that’s sufficient evidence to conclude that Earth is undergoing a mass extinction event—or whether that’s even a helpful designation.

The Earth Has Already Endured Five ‘Mass Extinctions’—Is a Sixth Just Around the Corner? Big Five Mass Extinctions on Earth. Credit: Our World in Data ...

The big five extinctions all wiped out more than 70 percent of Earth life at the time—and the most -lethal of them, the Permian-Triassic extinction around 252 million years ago, most likely took ...

Life rebounded from each of the Big Five mass extinctions throughout Earth’s history, eventually punching through past diversity highs.

Their ancestors have survived two mass extinctions over 230 million years and scientists have uncovered a new secret to their evolutionary success and longevity.

Life rebounded from each of the Big Five mass extinctions throughout Earth’s history, eventually punching through past diversity highs.