The central section of the San Andreas Fault could host larger quakes than previously realized. The middle section of the San Andreas Fault may have...

Every year, some of the deadliest natural disasters — earthquakes, volcanic eruptions, hurricanes, tsunamis, floods, wildfires and droughts, on average kill nearly 60,000 people,...

Astronomers have discovered the farthest star yet, a super-hot, super-bright giant that formed nearly 13 billion years ago at the dawn of the cosmos. But...

NASA on Friday began a critical two-day-long test of its giant Space Launch System (SLS) rocket complete with a simulated countdown, as the agency...

The existence of dark matter remains one of the greatest mysteries of the universe. While studies have indirectly hinted at its existence, its invisible...

The United States will get only partially toward deep reductions in greenhouse gasses with the policy tools currently available even in the scenario most...