#428 – Sean Carroll: General Relativity, Quantum Mechanics, Black Holes & Aliens

3707.654 - 3729.441 Sean Carroll

And occasionally, a neutrino will interact with a particle here on Earth. And this neutrino is going through your body all the time, from the sun, from the universe, et cetera. And so if you're patient enough and you have a big enough part of the Antarctic ice sheet to look at, the nice thing about ice is it's transparent. So you've built yourself. Nature has built you a neutrino detector.