Instruments of revolution can appear deceivingly simple. With a bit of wood, copper wire and paper, Galileo fashioned a telescope that opened the skies for discovery. The telescope had a magnifying ...

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 ...

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 ...

From the first stone tools to sea-faring ships to the internet, technology has been at the heart of human exploration and discovery. But to starting exploring space, the final frontier, humans first ...

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 ...

Galileo significantly advanced our understanding of physics and astronomy. His telescopic observations revealed features of the moon, sun, and stars, challenging existing beliefs. He improved the ...

Hans Lippershey's ingenious spyglass -- Galileo's new window on the heavens -- Johannes Kepler, the nearsighted wizard -- Isaac Newton's reflecting telescope -- William Herschel's giant reflectors -- ...