part 2: Black hole business
It’s the second part of the two part episode on black holes, where not even our point can escape.
Here’s an article on how we learned what the speed of light is.
Here’s a tedtalk that talks about gravitational waves.
Here’s the sound of two blackholes colliding.
Here’s an article on the search for blackholes that we’ve been up to ever since we thought that there might be such a thing.
Here’s an article about attempting to get an image of the blackhole at the center of our own galaxy.
And finally, here’s an article about the picture we got of a blackhole in the center of someone else’s galaxy.