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 ...

Every week, we round up the best tips that you post in io9’s tips forum. We’ve got Batman’s origins, Galileo’s telescope, awesome lego creations, and more. If you want to post a tip, just click on the ...

For astronomers, seeing one of the actual telescopes Galileo used is akin to the Holy Grail. From April 4 to Sept. 7, the grail will be only a day trip away. The Franklin Institute in Philadelphia ...

On July 30, 1610, the famous astronomer Galileo Galilei became the first to observe rings around the planet Saturn. Shortly after the telescope was invented in 1608, Galileo peered out into the solar ...

Jane Houston Jones: The end of 1609 and the first months of 1610 mark the beginning of modern astronomy. 400 years ago today, January 7th, Galileo Galilei looked up towards the constellation Orion. He ...

The first telescopes, known as refracting telescopes, were built in the early 17th century by Dutch eyeglass makers. They employed a pair of lenses—one convex fitted at the end of the scope, and one ...

Lego is offering an out-of-this-world freebie as they're offering a 307-piece Galileo Galilei set as a gift with purchase when you spend over 130 dollars, pounds sterling or Euros, while stocks last.

Few figures shine as brightly as Galileo Galilei, an Italian philosopher whose contributions to astronomy revolutionized the understanding of the stars. "Galileo Galilei (1564–1642) has always played ...