Telling time involves mental arithmetic with the open-source Binary Wristwatch, a gloriously geeky way to mark the hours.
The discovery of a planet orbiting a binary star in the habitable zone is the tenth of its kind, indicating such planets are more common than previously thought.
The Twin Jet Nebula looks like a cosmic butterfly -- its shining wings glowing with iridescent colors -- in a new Hubble Space Telescope image.
Astronomers have found the very first quintuple star system consisting of two sets of eclipsing binary stars and one solo star.
Interstellar echoes from a flaring neutron star have allowed astronomers to solve a mystery -- pinpointing the star's location.
Pluto has had a rough few years. First, it lost its status as a planet. Now most of its tiny moons are acting like rebellious teenagers.
Want to know what your next phone's operating system will look like, how Google wants to manage all your photos or how you'll pay with your Android phone? Look here.
Commentary: A Google AI expert says computers capable of having relationships aren't far off, but the idea of machines with common sense has CNET's Eric Mack feeling disposable.
Get the lay of the land of the new Photos for Mac app and find out what's new and what's missing.
Rocky planets that orbit a binary star system, like the fictional home of Luke Skywalker, were thought to be impossible, until now.