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Season 5 Episode 20 | 11m 7s
How do you take a picture of a black hole and what can we learn from it? Our first ever actual bona fide photo of a black hole, made by the Event Horizon Telescope and revealed to the world in a press conference on April 10th. Since then it’s got plenty of coverage, because … I mean look at it. It’s a freaking black hole. It’s black, it’s holey, it’s everything we hoped it would be.
Aired: 05/14/19
How Black Holes Need Galaxies [NEEDS ASSETS]
It turns out black holes may be responsible for ending star formation across the galaxy.
Why Quantum Computing Requires Quantum Cryptography
Quantum computing is cool, but you know what would be extra awesome - a quantum internet.
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No Dark Matter = Proof of Dark Matter?
We’ve been failing to detect dark matter for decades.
The Edge of an Infinite Universe
Have you ever asked “what is beyond the edge of the universe?”
Is Dark Energy Getting Stronger?
The power of Dark Energy may be increasing as the universe ages.
Secrets of the Cosmic Microwave Background
Secrets of the Cosmic Microwave Background
Perpetual Motion From Negative Mass?
Challenge question: if 1kg of apples is $5 and 2kg is $10, how much is -1kg of apples?
The hubble constant--the rate of expansion of our universe--has consumed astronomers.
![Video thumbnail: PBS Space Time How Black Holes Need Galaxies [NEEDS ASSETS]](https://image.pbs.org/video-assets/e72ZlZ9-asset-mezzanine-16x9-K523IRE.jpg?crop=1534x864&format=webp)
