Denis Noble argues that water isn't just biology's medium - it may be the very reason life is possible at all. In this installment of the Stewarding the Flame series, the Oxford physiologist and founding figure of systems biology explores why a single bacterium's 20 billion water molecules make life fundamentally unpredictable by any algorithm, why the "central dogma" of molecular biology fails to explain how organisms actually develop, and why AGI may need to be built out of water rather th...