It turns out mushrooms aren't just great to eat, but played an essential role in creating an atmosphere suitable for animal life, according to a new study...
If you were to travel back 550 million years ago, you would be forgiven for thinking that you'd accidentally arrived on an alien planet. The Earth's ecosystem, entirely confined to the ocean, would have been populated by...
The oceans became oxygen-rich as they are today about 600 million years ago, during Earth’s Late Ediacaran Period. Before that, most scientists believed until recently, the ancient oceans were relatively oxygen-poor...
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