Well, any of us who has ever looked through a telescope could say the same, for the two principal types in use today were developed by giants: the refractor by Galileo and the reflector by Newton.

Shortly after he began producing his binoculars, news of the telescope reached Galileo. These days, the telescope is mostly ...

An affirmation of those teachings, thanks to Galileo’s enhancement of the telescope, has proved unsatisfactory to the dominant biblical divinity of Catholic doctrine, which citizens believe to be ...

3 min read The Hubble Space Telescope was designed to free astronomers of a limitation that has plagued them since the days of Galileo—Earth's atmosphere. Shifting air pockets in the atmosphere ...

John Steele Gordon on “Dinosaurs at the Dinner Party” by Edward Dolnick.

Second, you soon want a bigger telescope. Galileo, who first trained a telescope on the night sky 400 years ago this fall, pioneered this two-step program. First, he marveled at what he could see.

German astronomer Simon Marius is best remembered for his disputes with Galileo Galilei over priority for discovering Jupiter ...

Galileo gave very few details of his observing ... The drive was then on to build bigger and more powerful telescopes with greater magnification. It was soon realized that what was to become ...

Thus was born the study of optics. In 1609, about a year after an unknown author made the very first attempt to patent a telescope, Galileo Galilei designed and built his famous instrument ...

Galileo Galilei made an important discovery about Venus much later. He observed the planet not only waxing and waning through a telescope, but also appearing to change size. This showed him the ...