What Was The First Black Hole?
45:18
Where Did Dark Matter And Dark Energy Come From?
29:03
What Was The Universe Like Immediately After The Big Bang?
1:22:26
The Weird Physics Surrounding Black Holes That Will Make You Question Your Existence
21:23
NASA'S Plutonium Problem
1:02:10
What Was The First Fungus?
48:20
Peering Into The Abyss: The Truth About Black Holes | The New Frontier | Spark
46:50
Why Does The Universe Look Like This?
38:30