The tenth anniversary edition of the dramatic human story of an epic scientific quest: the search for the solution of how to calculate longitude and the unlikely triumph of an English genius. With a new Foreword by the celebrated astronaut Neil Armstrong.[...]

With her bestsellers "Longitude" and "Galileo's Daughter," Dava Sobel introduced readers to her rare gift for weaving complex scientific concepts into a compelling narrative. Now Sobel brings her full talents to bear on what is perhaps her most ambitious topic to date-the planets of our solar system[...]

Anyone alive in the eighteenth century would have known that "the longitude problem" was the thorniest scientific dilemma of the day--and had been for centuries. Lacking the ability to measure their longitude, sailors throughout the great ages of exploration had been literally lost at sea as soon as[...]

By 1514, the reclusive cleric Nicolaus Copernicus had written and hand-copied an initial outline of his heliocentric theory-in which he defied common sense and received wisdom to place the sun, not the earth, at the center of our universe, and set the earth spinning among the other planets. Over the[...]

By 1514, the reclusive cleric Nicolaus Copernicus had developed an initial outline of his heliocentric theory-in which he defied common sense and received wisdom to place the sun, and not the earth, at the center of our universe, and set the earth spinning among the other planets. Over the next two [...]

In the 1520s a Polish cleric named Nicolaus Copernicus developed a revolutionary theory which placed the Sun, not the Earth, at the centre of our universe. The secret existence of this manuscript tantalised scientists everywhere in Europe. Then in 1539 a young German mathematician, Rheticus, travell[...]

Den illustrerte Lengdegraden er den utrolige historien om den engelske klokkemakeren John Harrison, som fra midten av 1700-tallet viet sitt liv til å konstruere en skipsklokke som kunne ta nøyaktig tid til sjøs. I mange hundre år hadde sjøfarende funnet breddegraden ved hjelp av sol- og stjerne[...]