Instead, they offered him payment in exchange for developing a binocular form of his invention. Shortly after he began producing his binoculars, news of the telescope reached Galileo. These days ...

Making the far near The invention that set the stage for the ... "objective" lens—the convex lens at the far end of the telescope—Galileo ground a lens larger than he needed, for example.

Galileo was the first to discover the moons of Jupiter. Michael Benson / Kinetikon Pictures / Corbis (Jupiter) / Scala / Art Resource, NY (Galileo) Inside a glass case was a plain-looking tube ...

Here, Galileo took this crude device with ... to overcome the problem of chromatic aberration: the invention of the reflecting telescope described by James Gregory and built in a different form ...

Galileo was part of the Renaissance, the centuries-long ferment accelerated and intensified by the invention of printing ... And he succeeded in making a telescope of the sort familiar to everyone ...

Jim Al-Khalili explores the extraordinary story of six remarkable inventions: The Aeroplane, The Car, The Rocket, The Smartphone, The Telescope, The Robot. They are familiar, yet hidden within ...

Jim Al-Khalili explores the extraordinary story of six remarkable inventions: the aeroplane, the car, the rocket, the smartphone, the telescope and the robot. All are familiar, yet hidden within ...