Leading scientists warn against creating "mirror life" microbes, citing unprecedented risks to Earth's ecosystems. These ...

The U.S. has updated a decades-old science and technology agreement with China to reflect their growing rivalry for ...

NASA mission leaders said the rover, which had embarked on the journey 3.5 months ago, got its first look at its destination ...

Scientists predict the most spectacular aurora displays in years—here’s where to catch them, from Alaska’s secret spots to ...

One-armed robots are being trained in lunar construction as earthlings prepare to return to our satellite for the first time ...