There's little data on asteroid 2013 TX68, leaving doomsayers predicting a cataclysmic collision. But the space agency is far less concerned.
Active volcano Big Ben on a sub-Antarctic island has been viewed and captured in a rare direct observation of the event.
The sea floor is a wonderland, and scientists have discovered some new species of worm-like critters that look like discarded laundry items and churros.
Last year, scientists spotted something strange going on around a distant star. Now it turns out it's been happening for decades, or even centuries, making it even harder to explain.
While readying a payload for space, an engineer captures a striking image of two different space objects aimed at Earth, along with two other cosmic travelers.
A team of researchers has created living rose plants with electronic circuits threaded through their veins.
The awards were given to researchers from around the world who have solved mysteries such as secret brain circuits and shape-shifting spaces.
The Egyptian pyramids have long been one of the world's most awe-inspiring sites, and now universities around the world are using new technology to explore what's inside these monuments.
A story that went viral this week reports that astronomers finally found E.T., but those aren't the facts. CNET's Eric Mack talks with the astronomers involved about what is still a very interesting star.
Technically Incorrect: A US scientist finds a male mustached kingfisher in the Solomon Islands. He kills it so that he can study it. Not everyone is impressed.