Since life emerged on our planet, there have been five mass extinctions. Sometimes these ... "Is there anything we can do to stop it?" Fed delivers big inflation surprise even as it holds rates ...

Deaths of nearby massive stars may have played a significant role in triggering at least two mass extinction events in ...

Read about the Jurassic extinction event that wiped out many species at the beginning of this Period and led to the rise of the dinosaurs.

For decades scientists have dubbed several of our planet's largest mass extinction events - including 66 million years ago when a giant asteroid hit Earth and wiped out the dinosaurs - the 'Big Five'.

Specifically, the findings support the hypothesis that supernovae could have triggered two of the so-called "big five" mass extinctions: those at the end of the Ordovician Period, some 445 million ...

A Texas-based startup has revived the long-extinct dire wolf, but should we take their efforts with a pinch of salt?

At the time the strata was laid down, a "devastating" glaciation had wiped out about 85% of Earth’s species -- one of the "big five" mass extinctions in Earth's history, the researchers said.

These strata were laid down on the seafloor over 440 million years ago at a time when a devastating glaciation had wiped out about 85% of Earth's species—one of the big five mass extinctions.