Climate change and human activities are causing significant disruptions to Earth's natural systems, including the global ...

LOS ANGELES -- A successful launch next month of a nearly $1 billion satellite would mark the fourth spacecraft NASA has sent into orbit recently to follow the global movement of life's most precious ...

NASA launched a lunar orbiter Wednesday night that will trace the Moon's elusive water cycle. Lunar Trailblazer, a collaboration between NASA, Northern Arizona University, and Lockheed Martin Space, ...