An ancient and enormous organism called Prototaxites, initially found to be a type of fungus, may actually be an unknown ...

Since Prototaxites were discovered in the fossil record in 1843, scientists have debated whether they were early land plants, ...

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 ...

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 ...

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

During the Devonian geological era ... along with armored fish and other marine species. A cataclysmic shift at the end of the Ordovician led to the disappearance of about 85% of species at ...