Most Planets Have No Known Date of First Observation . Before we begin, I want you to imagine a clear night sky you've ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

For centuries, telescopes have relied on curved lenses and mirrors to observe the Universe. A team of researchers has recently developed a flat, lightweight lens capable of capturing precise color ...

Making the far near The invention that set the stage for the telescope was the eyeglass, which appeared in the mid-13th century. The first spectacles, designed to correct farsightedness ...

New optical technologies have revolutionized astronomy, from the invention of the telescope 400 years ago to more recent developments of adaptive optics and segmented mirrors. The next disruptive ...

Its distance is 1500 light years, meaning that the light we see from it left more than a thousand years before the invention of the telescope. The farther away an object in space lies, the longer ...

The telescope is the invention that has allowed the great discovery of the universe itself. Over the millennia, humans built ever more elaborate constructions aligned with the heavens, revealing ...

For centuries, telescopes have relied on curved lenses and mirrors to observe the Universe. A team of researchers has recently developed a flat, lightweight lens capable of capturing precise color ...