Scientists Found What May Be Earth's First Mass Extinction and It Was More Catastrophic Than Anyone Realized ...
Remarkably preserved fossils found in southern China offer a fascinating window into what life looked like at the end of the ...
Fresh fossil analyses suggest the Kotlin Crisis 550 million years ago wiped out up to 80% of marine species, making it Earth's earliest known mass extinction. This overturns the long-standing view ...
About 445 million years ago, Earth’s oceans turned into a danger zone. Glaciers spread across the supercontinent Gondwana, and shallow seas shrank fast. Ocean chemistry also shifted hard. In what ...
Rapid changes in marine oxygen levels may have played a significant role in driving Earth's first mass extinction, according to a new study led by Florida State University researchers.
Earth responded to its most severe past warming event by evolving a new and bizarre type of photosynthesis that allowed a group of primitive plants to survive.