Human beings have existed for 300,000 years and have managed to live in many unstable environments. We’ve survived ice ages, devastating pandemics and world wars. But how would we fare even further ...
The Devonian (419.2-358.9 Ma) is the first geological period of the late Paleozoic, spanning about 60.3 Ma from the end of the Silurian, and its beginning is marked by the First Appearance Datum (FAD) ...