How were black holes first discovered?
Moment of Um
American Public Media
4.4 • 1.5K Ratings
🗓️ 6 January 2025
⏱️ 6 minutes
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Summary
Black holes are mysterious. They are so dense that no light can escape them, which makes them super hard to find! So how did we discover the first black hole? We asked NASA engineer Varoujan Gorjian to help us find the answer.
Got a mystery you’d love to shed some light on? Send it to us at BrainsOn.org/contact, and we’ll help search the skies for an answer.
Transcript
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| 0:00.0 | From the brains behind brains on, this is the moment of um. |
| 0:05.0 | Answering those questions that make you go, um. |
| 0:07.8 | Um. |
| 0:09.0 | Um, um, um, um. |
| 0:11.8 | Um, um, um. |
| 0:11.8 | Um. |
| 0:11.8 | Um. Moment of Um, um, um, comes to you from APM Studios. |
| 0:25.9 | I'm Molly Bloom, and I'm letting my dog Honeybee out for a potty break. |
| 0:31.1 | Um. |
| 0:33.9 | Oh, dear. Where is it? Honeybee? Where did you go poopies? |
| 0:39.0 | Show Mama. |
| 0:40.5 | Oh, hi. My pup honeybee just made a number two somewhere in my backyard, and I need to scoop it up now so I don't step in it later. |
| 0:48.1 | But it's getting dark out, and poo is dark. |
| 0:51.5 | Oh, there it is. Oh, no, that's just a rock. Trying to spot a tiny dark |
| 0:57.2 | turd in a huge dark yard is like, well, probably trying to spot a black hole in the vastness |
| 1:03.0 | of space. Speaking of, I've always wondered, if black holes are places in the universe that are so |
| 1:09.4 | dense, no light can escape, how can we ever spot them? |
| 1:13.5 | Sure, scientists believed they existed because Einstein's theories say they should exist, |
| 1:18.6 | but for a long time, no one had proof they were real. And if they are black against a black |
| 1:25.2 | universe, how did we ever discover the first one? |
| 1:29.1 | Allie wondered this too and asked us how scientists found the first black hole. |
| 1:34.5 | Let's get a space scientist to weigh in. |
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