Astronomers at the University of California, Santa Cruz, and UCLA will develop a next-generation instrument for detecting and ...

For decades, the case for sending people to Mars has rested on a mix of romance, rivalry, and raw curiosity. Now a cluster of ...

In the Alaskan Arctic, a quiet revolution in permafrost science is rewriting what we thought we knew about frozen ground and ...

U.S. health officials have expanded approval of a much-debated drug aimed at boosting female libido, saying the once-a-day ...