At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, according to research.

For eons, Earth has experienced dramatic shifts, punctuated by five catastrophic mass extinction events that wiped out vast swathes of life. Now, a growing chorus of scientists is sounding the alarm: ...

About 66 million years ago – perhaps on a downright unlucky day in May – an asteroid smashed into our planet. Even groups that weathered the catastrophe, such as mammals, fishes and flowering plants, ...

Tens of thousands of years ago, the first wave of a worldwide tsunami now known as the “Sixth Extinction” swept across the planet as Homo sapiens, preceded in some cases by its kin, journeyed from the ...

Shocking research has warned that humans are driving extinctions at a scale not seen since the mass extinction of the dinosaurs some 66 million years ago. The researchers from the University of York, ...

Humans have wiped out hundreds of species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass extinction” event ...

Why did mammoths and other contemporary mammals disappear? Throughout its eventful existence, Earth has experienced five major mass extinctions, the last of which is perhaps the best known because it ...