Upload date
All time
Last hour
Today
This week
This month
This year
Type
All
Video
Channel
Playlist
Movie
Duration
Short (< 4 minutes)
Medium (4-20 minutes)
Long (> 20 minutes)
Sort by
Relevance
Rating
View count
Features
HD
Subtitles/CC
Creative Commons
3D
Live
4K
360°
VR180
HDR
46,958,746 results
kurz gesagt
europa clipper
melodysheep life beyond
history channel documentary full episodes
the dark forest theory
the great silence theory
the incubation theory
the great filter theory
przybylski's star
history channel full episodes
The first discovery of extraterrestrial life will almost certainly NOT be when it visits us, nor when we visit it. It won't be when we see ...
625,556 views
1 year ago
*OUTLINE:* 0:00 - Introduction 1:58 - Planet formation 7:08 - Plate tectonics 14:30 - Extinction events 18:41 - Biosphere 21:39 ...
2,015,391 views
1 month ago
