An analysis of the water on Mars may have to wait until NASA's human Mars mission in the 2030s.
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.
Technically Incorrect: A doctor in the UK uses the television comedy as his defense for remarks to female co-workers.
Luju Ojha is a graduate student, guitarist and scientific jack-of-all-trades who helped find water on Mars, all at an age when many people are still living in their parents' basement.
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.
Technically Incorrect: Almost 2 million people have flocked to Facebook to see an extraordinary video of two kangaroos performing very skilled, kickboxing-style pugilism in the middle of an Australian road.
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.