Introduction: the golem -- 1. Edible knowledge: the chemical transfer of memory -- 2. Two experiments that 'proved' the theory of relativity -- 3. The sun in a test tube: the story of cold fusion -- 4. The germs of dissent: Louis Pasteur and the origins of life -- 5. A new window on the universe: the non-detection of gravitational radiation -- 6. The sex life of the whiptail lizard -- 7. Set the controls for the heart of the sun: the strange story of the missing solar neutrinos -- Conclusion: putting the golem to work