The telescope began as a relatively simple device, born out of optical experimentation. It combined a series of lenses and mirrors to collect and magnify light, allowing the user to see far away ...

PHILADELPHIA -- Though it looks like a cardboard tube that got left out in the rain, it's a priceless instrument whose owner changed the world. The mottled brown cylinder on display at The Franklin ...

Four hundred years ago Galileo Galilei, a 45-year old teacher of mathematics, physics and astronomy at the University of Padua in what is today Italy, learned of the development in the Netherlands of ...

VATICAN CITY — Rudimentary telescopes, celestial globes and original manuscripts by Galileo are going on view at the Vatican Museums as part of an exhibit marking the 400th anniversary of the ...

Tired of ads? Subscribers enjoy a distraction-free reading experience. Click here to subscribe today or Login. ‘Galileo, the Medici and the Age of Astronomy’ opens Saturday in Philadelphia. Shown is ...

PHILADELPHIA (Reuters Life!) - A three-foot telescope used by the Italian astronomer Galileo, whose discoveries revolutionized astronomy, is the main attraction at an exhibition at the Franklin ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. The first telescopes, known as refracting telescopes, were built ...