Galileo played with this formula until, by the late fall of 1609, he'd made a spyglass that could magnify what is seen by 20 times. No other spyglass maker could match that. That fall, Galileo ...

The unremarkable-looking object is in fact one of the most important artifacts in the history of science: it's one of only two surviving telescopes known to have been made by Galileo Galilei ...

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 ...

Galileo Galilei was the founder of modern physics. To assess such a claim requires that we make a giant leap of the imagination to transport us to a state of ignorance about even the most ...

In the 17th century Venetian Republic, professor and scientist Galileo Galilei hears about a new invention – the telescope – and creates one of his own. While the new tool unlocks a universe of ...