SciShow Space
Does Dark Matter Cause Extinctions? (2015x17)
Ημερομηνία προβολής: Φεβ 26, 2015
New discoveries into two weird things that may have played havoc with the ancient solar system: dark matter and a wandering star.
- Πρώτη προβολή: Απρ 2014
- Επεισόδια: 878
- Ακόλουθοι: 1