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The Vacuum Catastrophe
9:17
If quantum field theory is right about vacuum energy, our universe shouldn't exist.
The Missing Mass Mystery
11:02
Astronomers haven't been able to find up to half of the baryonic matter in the universe.
Are You a Boltzmann Brain?
10:20
Was an incredible drop in entropy responsible for the Big Bang? If that’s the case, this w
The Nature of Nothing
11:29
It turns out that "nothing" is one of the most interesting somethings in all of physics.
The Oh My God Particle
9:38
The Oh-My-God particle slammed into our atmosphere in 1991!
Absolute Cold
7:04
Can we ever achieve absolute cold?
Telescopes on the Moon
9:11
Find out about China’s current telescope on the moon.
When Quasars When Quasars Collide STJC
10:22
So what happens when two Super Massive Black Holes collide?
How Time Becomes Space Inside a Black Hole
10:56
Find out how time and space switch roles when we move beyond the event horizon of the blac
Are the Fundamental Constants Changing?
11:12
Recent findings suggest that the fundamental constants may not be as stable as we assumed.
Superluminal Time Travel + Time Warp Challenge Answer
10:40
Find out how traveling faster than light and traveling back in time are the same thing.
The Future of Space Telescopes
10:34
Some incredible technologies help us peer deeper and more sharply into space time.
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