Why every picture of a black hole is an illustration

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by Vox 990,793

Scientists are pretty sure black holes are real. Soon they'll know for sure. Subscribe to our channel! http://goo.gl/0bsAjO The biggest problem with trying to detect a black hole is that even the supermassive ones are relatively tiny. "The largest one in the sky [is] the black hole in the center of the Milky Way," Dimitrios Psaltis, an astrophysicist at the University of Arizona, writes me in an email. "And taking a picture of it would be equivalent to taking a picture of a DVD on the surface of the moon." What's more, because of their strong gravity, black holes tend to be surrounded by other bright matter that makes it hard to see the object itself. That's why, when hunting for black holes, astronomers don't usually try for direct observation. Instead, they look for evidence of the effects of a black hole's gravity and radiation. But an ongoing effort is linking up several radio telescopes around the world in an effort to see a black hole up close for the first time. The historic image is due in 2017. Read more: http://www.vox.com/2016/2/23/11095624/what-does-a-black-hole-actually-look-like /// Vox.com is a news website that helps you cut through the noise and understand what's really driving the events in the headlines. Check out http://www.vox.com to get up to speed on everything from Kurdistan to the Kim Kardashian app. Check out our full video catalog: http://goo.gl/IZONyE Follow Vox on Twitter: http://goo.gl/XFrZ5H Or on Facebook: http://goo.gl/U2g06o

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