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The Crisis in Cosmology

The Crisis in Cosmology

Season 5 Episode 9
13:17
Perpetual Motion From Negative Mass?

Perpetual Motion From Negative Mass?

Season 5 Episode 10
14:28
Sound Waves from the Beginning of Time

Sound Waves from the Beginning of Time

Season 5 Episode 11
12:48
Will You Travel to Space?

Will You Travel to Space?

Season 5 Episode 14
12:46
Is Dark Energy Getting Stronger?

Is Dark Energy Getting Stronger?

Season 5 Episode 15
14:31
The Edge of an Infinite Universe

The Edge of an Infinite Universe

Season 5 Episode 17
15:16
The Holographic Universe Explained

The Holographic Universe Explained

Season 5 Episode 18
14:39
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PBS Space Time

Why String Theory is Wrong

Season 5 Episode 6

There’s this idea that beauty is a powerful guide to truth in the mathematics of physical theory. String theory is certainly beautiful in the eyes of many physicists. Beautiful enough to pursue even if it’s wrong?

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How We Know The Universe is Ancient
14:01
How do you learn the age of the universe when there’s no trace left of its beginnings?
Will Wormholes Allow Fast Interstellar Travel?
14:31
When do we get to wormhole ourselves out of here?
Was the Milky Way a Quasar?
13:31
Recently we discovered that its violent past was much more recent than we thought.
How We Know The Earth Is Ancient
13:38
How can we be sure about timescales so far beyond the capacity for human intuition?
What’s On The Other Side Of A Black Hole?
11:54
Normal maps are useless inside black holes.
How Black Holes Spin Space Time
12:49
If there’s one thing cooler than a black hole it’s a rotating black hole.
How Do Quantum States Manifest In The Classical World?
14:42
How do quantum states manifest in the classical world?
Does Quantum Immortality Save Schrödinger's Cat?
11:31
If the quantum multiverse is real there may be a version of you that lives forever.
How Decoherence Splits The Quantum Multiverse
15:09
Does conscious observation of a quantum system cause the wavefunction to collapse?
Does Consciousness Influence Quantum Mechanics?
13:17
There is an idea that consciousness can directly influence quantum systems.
Are Axions Dark Matter?
12:09
The axion may explain dark matter.
Are There Infinite Versions of You?
12:22
If the universe goes on forever, does that mean there are infinite versions of you?
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