Unusual and physical methods for finding prime numbers (empslocal.ex.ac.uk)

Fascinating stuff here.

Perhaps the biology section might have cited this unusual source of primes

http://alpha61.com/primenumbershittingbear/

Beyond Wolfram's example, prime numbers have been generated by Conway's Game of Life: https://www.youtube.com/watch?v=68nEX5CEmZE