Scientists have developed an impossibly thin telescope lens that addresses a key astronomical challenge in a new study funded ...

Though still only in the prototype stage, this flat lens could one day be used on space telescopes, and perhaps even on ...

If your search to the best telescope for stargazing has led to a world of jargon and confusion, we're here to help. A refractor or refracting telescope uses an objective lens to collect light and ...

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.

McKim Observatory still houses many of its original instruments, including a 9.53 inch Clark Refractor telescope, a meridian transit telescope, and a gravity driven chronograph. Missing from the early ...

The original instrument to occupy the dome was the 10.5-inch Bausch telescope, which was installed in the new observatory building in 1953. The 25-foot diameter dome was necessary to encompass the ...