Biology has always been an unruly science. Cells divide when they want to. Genes switch on and off like temperamental lights.

The revelation of DNA’s chemical structure made it possible to understand how it might replicate and direct the growth of ...

Randomness inside cells can decide whether a cancer returns after chemotherapy or whether an infection survives antibiotics.

Did Blue Prince get too esoteric with its puzzles? Was its randomness too punitive and player-unfriendly? Two A.V. Club ...