The 2007 NASA Government Invention of the Year is a heat shield material slightly more dense than balsa wood that is designed to protect spacecraft during their fiery re-entry into Earth's atmosphere.

NASA's Phoenix Mars Lander is preparing to end its long journey and begin a three-month mission to taste and sniff fistfuls of Martian soil and buried ice. The lander is scheduled to touch down on the Red Planet May 25.

NASA's Aeronautics Research Mission Directorate has selected the winners of its high school contest to describe the passenger and cargo aircraft of the future.

NASA will hold two media briefings on Tuesday, May 20, beginning at 11 a.m. EDT, on the international Ocean Surface Topography Mission (OSTM)/Jason-2, which is dedicated to monitoring sea-level rise and improving weather and climate forecasts.

NASA and its international partners have assigned two crew members to the Expedition 20 International Space Station mission.

NASA's Phoenix lander is getting ready to touch down on Mars and begin an unprecedented investigation of the Red Planet's arctic realm.

International Space Station crews soon will have a new water reclamation system that will recycle wastewater, allowing up to six crew members to live aboard the orbiting laboratory.