Technically Incorrect: In a series of experiments, a Google human has various conversations with a machine. One involves morality. The machine gets pissy.
The public now has access to near-constant images from the International Space Station, Mars rovers and an orbiter circling a distant comet, providing plenty of new "evidence" we are not alone.
An image captured by the Hubble telescope shows a galaxy in the process of being devoured by a bigger galaxy nearby.
In the latest trial twist, millions of dollars in bitcoins were found flowing to the laptop of Ross Ulbricht.
What's in a single second? An awful lot, depending on when and where you are in the universe. CNET's Eric Mack ponders the value of Tuesday's extra leap second.
Alleged hackers have warned potential viewers of the film to "Remember the 11th of September." The Department of Homeland Security says it has found "no credible intelligence" attacks will happen.
An FBI official says the agency can't yet prove who was behind the devastating cyberattack on Sony.
A meteorite from Mars that landed on Earth in 2011 contains a carbon compound that is biological in origin.
Dwarf planet Ceres gets weirder as NASA's Dawn spacecraft gets closer. Check out the latest shots from the cosmic paparazzi.
Researchers have found teeny tiny teeth in a creature half a billion years old so strange it was named Hallucigenia.