Cosmology (THE UNIVERSE) with Katie Mack, Part I
Ologies with Alie Ward
00:00
The Biggest Misconception About Black Holes
There's a way to study what galaxies are made of by having a very bright light behind the galaxy, like really far away. And looking at how that light bends around inside that galaxy andlike how the light fluctuates as things move. Called gravitational micro lensing in this case, the kind of thing I'm working on,. It's where you have black holes pulling matter into themselves so they make an incredibly bright light which we can see across the universe.
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