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I'm not sure if it's still active but there was a project to detect cosmic rays using smartphone cameras flipped upside down or with tape on the lens: https://c

by aaaxyz 6y ago

I'm not sure if it's still active but there was a project to detect cosmic rays using smartphone cameras flipped upside down or with tape on the lens: https://crayfis.io/ https://crayfis.io/

clon 6y ago
I was ready to give it a go ona few devices laying around, but the Google Groups signup story is a turnoff.
- aaaxyz 6y ago
  Indeed. Looks like it's been abandoned and stuck in beta