Daniel and Kelly’s Extraordinary Universe cover image

Listener Questions about light and black holes

Daniel and Kelly’s Extraordinary Universe

00:00

What Happens When a Photon Hits Your Skin?

We think about light as a little packet of energy, a little pulse in the electromagnetic field propagating through the universe. So if you want to think about in terms of an individual particle of light, then you can imagine like the photon flying through space and it hits the matter. And one thing that it can do, for example, is it can be absorbed by that electron. Electrons can just eat photons. It's not like the photon hits your skin as a whole big blob. It would like zero in on a single electron in an atom on the surface of your skin and interact with that electron.

Transcript
Play full episode

The AI-powered Podcast Player

Save insights by tapping your headphones, chat with episodes, discover the best highlights - and more!
App store bannerPlay store banner
Get the app