The scientific classics, free and beautifully formatted — mathematics, physics, chemistry, biology, engineering and the natural world, from Euclid’s heirs to the dawn of the machine age.
MathematicsGeometry, probability and the lives of the great mathematicians — from Newton’s Principia to Dudeney’s puzzles.Physics & AstronomyNewton, Galileo, Einstein and Faraday — light, motion, electricity and the heavens.Engineering & TechnologyBrunel, the Wrights, Babbage and the machines that built the modern world.ChemistryLavoisier, Priestley, Faraday and Curie — the science of matter and its transformations.Biology & Natural HistoryDarwin, Fabre, Huxley and the naturalists — life observed, described and explained.Earth Sciences & AgricultureLyell, Cuvier, Powell and Humboldt — the earth read, mapped and cultivated.Environment & ConservationMuir, Thoreau, Pinchot and Powell — wilderness, conservation, and the naturalists who taught us to look.