Galileo Galilei, Italian mathematician, astronomer and physicist, before the Inquisition. Galileo was put under house arrest, and went blind in 1637. (Bettmann/Getty Images) ...

Less is known about Galileo himself, however. He had a background in art, often drawing and painting. This training helped him realize what he was observing in the heavens. Specifically, his ...

Source: NOVA: "Galileo's Battle for the Heavens" This resource was adapted from NOVA: "Galileo's Battle for the Heavens." As early as the 1300s, eyeglasses made from convex, or outward-curving ...

Chorus Master Andrew Whitfield has done impressive work! Galileo Galilei, by Phillip Glass, continues at Opera Theatre of St. Louis through June 29.

This is probably why we don’t refer to Johannes Kepler, Galileo’s colleague and regular correspondent, or Nicolaus Copernicus, who pre-dated Galileo, as Johannes and Nicolaus.

Italian physicist, mathematician and astronomer Galileo Galilei puzzled over this mysterious switcheroo some 400 years ago and speculated it had something to with an “impediment of our eye.” ...

Galileo Galilei, “martyr of science” in the picturesque 19th-­century expression, has undoubtedly attracted more biographers than Copernicus, Kepler, Newton and Einstein combined.

Galileo Galilei famously stood trial for his insistence—based on astronomical observations through his telescopes—that the Copernican model of the Solar System was correct. The Earth revolved ...

Galileo was known to use pseudonyms. For instance, he engaged in in a debate over the 1604 supernova (the subject of Johannes Kepler's 1606 treatise De Stella Nova) under the name Cecco da ...