NASA To Conduct 'Full Force' Investigation On Thousands Of UFO Sightings

Given the shifting environment surrounding unidentified flying objects (UFOs), or Unidentified Aerial Phenomena (UAP) as the United States call these items, the National Aeronautics and Space Administration (NASA) will conduct a "full force" investigation into thousands of such encounters. 

Postcards from Mars show rover's key science targets

NASA on Monday showed off the first high-resolution, color portrait images taken by the Mars rover Curiosity, detailing a mound of layered rock where scientists plan to focus their search for the chemical ingredients of life on the Red Planet.