A look at Galileo Galilei's most notable innovations, discoveries and observations in the field of astronomy, physics and other disciplines on the noted Italian physicist, mathematician, engineer, ...

Galileo’s telescope anchors the exhibit “Galileo, the Medici and the Age of Astronomy,” which is at the Franklin Institute in Philadelphia until September 7, 2009. Though Galileo didn’t invent the ...

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 ...

Ask students what they know about Galileo Galilei. Where and when did he live? (In Italy during the 16th and 17th centuries.) What did he do? (He was considered the first truly modern scientist ...

Galileo knew he had discovered a new planet in 1613, 234 years before its official discovery date, according to a new theory by a University of Melbourne physicist. Professor David Jamieson, Head of ...

Galileo is one of the most famous scientists ever, both for his groundbreaking discoveries and his willingness to stand by his theories in opposition to conventional thought. His persecution by the ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. An exceptionally rare and valuable copy of a 17th-century book by Galileo Galilei — seemingly ...