#403 – Lisa Randall: Dark Matter, Theoretical Physics, and Extinction Events

1135.109 - 1156.35 Lisa Randall

But it could conceivably be a very thin disk of dark matter, a thin, dense disk of dark matter. And so then the question is, do these exist? And people have done studies now to think about whether they can find them. I mean, it's an interesting target. It's something you can measure. By measuring the positions and velocities of stars, you can find out what the structure of the Milky Way is.