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The New Crisis in Cosmology

The New Crisis in Cosmology

Season 7 Episode 11
13:08
The New Warp Drive Possibilities

The New Warp Drive Possibilities

Season 7 Episode 15
13:11
How To Know If It's Aliens

How To Know If It's Aliens

Season 7 Episode 16
14:08
Can Space Be Infinitely Divided?

Can Space Be Infinitely Divided?

Season 7 Episode 20
12:22
Electrons Do Not Spin

Electrons Do Not Spin

Season 7 Episode 22
14:05
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PBS Space Time

How Does Gravity Affect Light?

Season 7 Episode 10

We know that gravity exerts its pull on light, and we have an explanation for why. Actually, we have multiple explanations that all predict the same thing. And at first glance, these explanations seem to describe completely different causes. So what is the true connection between light and gravity, or is truth, in fact, entirely relative?

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Can You Trust Your Eyes in Spacetime?
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This week on Spacetime, we take a detour into how geometry works in spacetime.
The Leap Second Explained
2:20
Every once in a while we add a second onto our days.
Can a Circle Be a Straight Line?
8:16
General Relativity! Spacetime! And... Curved Lines?
The Calendar, Australia & White Christmas
5:48
Southern and northern hemispheres experience opposite seasons... So could it happen?
How to Signal Aliens
6:14
Everyone has their own opinion as to whether or not aliens exist.
Is Gravity An Illusion?
10:17
Most of us take gravity as an assumed part of our living realities, but why?
Habitable Exoplanets Debunked!
10:46
Kepler 186f rekindled our hopes and dreams of colonizing space.
The Real Meaning of E=mc²
8:22
Was E=mc² explained to you properly?
9 NASA Technologies Shaping Your Future
6:38
NASA is really good at going to space, but their mission also include lots of public good!
Should the First Mars Mission Be All Women?
7:25
Why might it may be advantageous to have our first mars mission be all women!?
What's the Most Realistic Artificial Gravity in Sci-Fi?
8:29
2001: A Space Odyssey introduced people to the idea of rotation based artificial gravity.
Are Space and Time An Illusion?
7:06
This episode of PBS Space Time is actually about Spacetime.
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