ESA's Gaia mission, the Very Large Telescope and other ground-based telescopes have discovered stellar black hole Gaia BH3.

Hello {{ subscriber.first_name | strip | default: “there” }}. Sarah Jacobsen here to kick off your work week! Good morning!

If you’re into big zooms for sports and wildlife you may have come across an accessory called a teleconverter and thought it ...

To take the pressure off your wallet, we've compiled a list of free − or nearly free − things to do to keep kids entertained.

Our top recommendations, based on our tests and research.

MOTHRA observing at night. Each mount is equipped with a wide area web cam. Besides the mount in the foreground two others ...

The camera in your pocket is hiding tech that was originally made for outer space. The sensor that is now widely used in most ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn more › TL;DR: Take clear, crisp magnification anywhere you go with this portable ...

Astronomers have discovered what appears to be an exoplanet that could be a distant Earthly paradise. Or it could be a frigid realm even chillier than Mars, incapable of supporting life. The margins ...

Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are built at rather ...

On April 24, 1990, humanity launched a scientific revolution. I mean “launched” literally: on that date the space shuttle Discovery roared into the sky with the Hubble Space Telescope nestled in its ...