"Famed geologist Walter Alvarez expands our view of human history by revealing the cosmic, geologic, and evolutionary forces that have shaped us. Big History, the field that studies the entire known past of our universe to give context to human existence, has so far been the dom…
"Famed geologist Walter Alvarez expands our view of human history by revealing the cosmic, geologic, and evolutionary forces that have shaped us. Big History, the field that studies the entire known past of our universe to give context to human existence, has so far been the dom…
"Famed geologist Walter Alvarez expands our view of human history by revealing the cosmic, geologic, and evolutionary forces that have shaped us. Big History, the field that studies the entire known past of our universe to give context to human existence, has so far been the dom…
One in a million doesn't even come close. Not when we're talking about the odds that you would happen to be alive today, on this particular planet, hurtling through space. Almost fourteen billion years of cosmic history, over four billion years of Earth history, a couple million…
"Famed geologist Walter Alvarez expands our view of human history by revealing the cosmic, geologic, and evolutionary forces that have shaped us. Big History, the field that studies the entire known past of our universe to give context to human existence, has so far been the dom…
"Famed geologist Walter Alvarez expands our view of human history by revealing the cosmic, geologic, and evolutionary forces that have shaped us. Big History, the field that studies the entire known past of our universe to give context to human existence, has so far been the dom…
Annotation
Historien om udforskningen af et meteorkrater i Mexico, og om den naturkatastrofe, meteoret forårsagede, da det faldt ned for ca. 65 millioner år siden
Sixty-five million years ago, a comet or asteroid larger than Mt. Everest slammed into the Earth, causing an explosion equivalent to the detonation of a hundred million hydrogen bombs. Vaporized impactor and debris from the impact site were blasted out through the atmosphere, fa…
