In place of oxygen, the ocean was full of hydrogen sulfide, which the researchers believe may have caused the organism to ...

Could supernovas have triggered ancient mass extinctions on Earth? New research explores how cosmic explosions may have ...

A new species of fossil dating back 444 million years has been named Sue - after its discoverer's mum. Professor Sarah ...

A research team linked nearby stellar explosions to at least one, possibly two, mass die-offs after calculating the supernova ...

Two stars that died close to Earth likely triggered two mass extinctions on Earth, scientists suggest. Cosmic rays spelt doom ...

At least two mass extinction events in Earth's history were likely caused by the 'devastating' effects of nearby supernova explosions, a new study suggests. Researchers say these super-powerful blasts ...

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

Specifically, the findings support the hypothesis that supernovae could have triggered two of the so-called "big five" mass ...

Two of Earth’s five confirmed mass extinction events could have been caused by nearby supernova explosions stripping the ...

New research suggests that powerful star explosions, called supernovae, may have caused at least two mass extinctions in ...