26:01The Tragic Assassination Of President McKinley: The Day That Changed US Presidency Forever
Timeline - World History Documentaries
Super Comet - The longest night | Science Documentary Watch Part 2 here: https://youtu.be/Pz7kiQpMgxQ 65 million years ago the dinosaurs were wiped out by a gigantic asteroid. We could soon be next. We don't know when it will happen or where the asteroid will strike. We only know that it will happen - sometime - perhaps in 1000 years' time or perhaps tomorrow. Will it be the end of mankind? Through the eyes of a young astronomer we experience this catastrophic event. On discovering the asteroid on collision course with Earth, he tries to give a warning, but in vain. He survives, but this is just the beginning. The impact results in an eclipse of the sun leading to a global winter and the extinction of many life-forms. This documentary will depict the scientific background to the catastrophe, with all its consequences for mankind and the natural world. This is the end of an era, but also the beginning of a new one - the age of the conquerors. Part 1 Sixty-five million years ago, a comet hit the earth, putting an end to life as it then was. Now a comet is about to hit the earth again. In the dramatised part of this episode, Fernando Martinez, a Mexican who works in Houston, Texas, sets off home to be with his family, the Vaton family in France seeks shelter, and the Baka pygmy tribesmen continue to hunt, unaware of the impending disaster. Astrophysicist Noah Boyle, and computer scientist Shiang Yatan, remain at the observation centre in Hawaii to try to find out exactly wh
Published 2021-09-17 · Watch on YouTube ↗
Availability and playback restrictions are controlled by the original channel.
26:01Timeline - World History Documentaries
06:20
29:21
11:24FRONTLINE PBS | Official
55:21
1:30:41Free Documentary
28:22Allow Google Analytics to measure visits. Your history stays in your browser. Privacy details