IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1667, then a young Fellow at ...

The standard telescope of Newton's time, the refracting telescope, was not ideal. Its glass lenses focused the different colors inherent in light at different distances. This resulted, at the edges of ...

Born prematurely to a widowed mother on Christmas day, 1642, no one expected the tiny infant Isaac Newton to survive. Not only did he live, but Newton developed Calculus, invented the reflecting ...

SIR HAROLD SPENGER JONES, Astronomer Royal, has recently spent three months in the United States, at theinvitation ofmany American astronomers, in course whichhe visited most of the astronomical ...