Building a better refractor The spyglass-turned-telescope had limitations, some of which Galileo was able to design around. To reduce distortions such as elongations and blurriness caused by the ...

The Blue Prince Observatory offers some permanent upgrades via the telescope puzzle. The players can unlock the ...

Now, researchers have developed an innovative flat lens that promises to revolutionize telescope design by reducing weight and improving image quality. Lenses have always worked by bending light ...

Down the line, they could also be implemented on amateur telescopes, the team says. "Our computational techniques suggested we could design multi-level diffractive flat lenses with large apertures ...

NASA’s retired Spitzer Space Telescope captured the same shot in 2006, with scientists then dubbing the stellar jet “the cosmic tornado.” But it was too fuzzy to make out the background ...

We've picked out the the best telescopes for kids, just in time to make the most of April's full moon. If there's a space-obsessed youngster amongst your family or friends, now's a great time to ...