Severe environmental crises led to a series of large-scale extinction events in the Jurassic period 178-186 million years (myr) ago. The turmoil has been...
Dinosaurs were already in an evolutionary decline tens of millions of years before the meteorite impact that finally finished them off, new research has...
Ozone may be weakening one of the Earth's most important cooling mechanisms, making it a more significant greenhouse gas than previously thought, research has...