Distant quasars may hold the key to spotting elusive gravitational waves—and revealing hidden dimensions of the universe.

Earth is one of eight planets in our solar system, each revolving around our central star, the sun. The sun has a dramatic ...

GRAIL mission data shows the moon's nearside is hotter and more active due to ancient volcanism, offering new insight into lunar geology.

During his remarks in a Senate hearing this week, Senator Peter Welch unleashed on the Trump Administration over their deportations, labeling them "a very dangerous attack on the constitution." ...