Where did the moon's magnetism go? Scientists have puzzled over this question for decades, ever since orbiting spacecraft ...

A massive impact may have sent a shockwave through the moon, jolting rocks just as a magnetic spike peaked and leaving behind ...

Earth's largest gold reserves are not kept inside Fort Knox, the United States Bullion Depository. In fact, they are hidden much deeper in the ground than one would expect. More than 99.999% of ...

The flights will image geology as part of a national effort to modernize geological maps in the region. The planes will take ...