May 26 Watch NASA’s Phoenix Sends Intriguing Images From Mars NASA's Phoenix Mars lander touched down Sunday and began transmitting pictures from the northern arctic plains of Mars where scientists hope to find evidence of water and life-sustaining conditions. Mission co-leader Ray Arvidson explains. Continue watching
May 21 Watch Scientists Study Final Moments of Dying Star The deaths of some stars are marked by a unique event: the supernova. A NASA telescope captured a massive explosion in January, giving scientists clues into the mechanics of our own world. Robert Kirshner of Harvard University explains the significance… Continue watching
Apr 23 Watch In Pittsburgh, Robots Help Rebuild Struggling Economy As Pittsburgh continues to rebuild itself after the loss of thousands of manufacturing jobs in the 1980s, a technology industry is emerging. Tom Bearden reports on how engineers in the city are developing robots for everything from elderly care to… Continue watching
Jun 19 Shuttle Undocks from Space Station After Construction, Computer Glitch By PBS News Hour The space shuttle Atlantis moved away from the International Space Station Tuesday after a nearly 10-day stay during which astronauts installed a truss and pair of solar arrays, and experienced a temporary computer meltdown. Continue reading
Jan 19 Spirit, Opportunity Test New Software Capabilities By PBS News Hour The NASA rovers Spirit and Opportunity, which began their fourth year on Mars this month, are testing new software as they continue to investigate the planet's hills and craters. Continue reading
Dec 05 NASA Aims for Permanent Base on Moon by 2024 By PBS News Hour Two years after President Bush proposed to return astronauts to the moon, NASA announced plans Monday for manned trips there by 2020 and the construction of a permanent base, most likely near the Shackleton crater on the moon's south pole,… Continue reading
Sep 11 Shuttle Atlantis Docks with Space Station to Attach Solar Panels By PBS News Hour The space shuttle Atlantis docked with the International Space Station Monday in preparation for attaching a 45-foot truss with new solar arrays to the orbiting research facility. Continue reading
Sep 01 Lockheed Wins Contract for NASA Exploration Spacecraft By PBS News Hour NASA has awarded a multibillion dollar contract to Lockheed Martin to build a manned spacecraft to replace the retiring space shuttle fleet and ferry astronauts to the moon and possibly Mars. Continue reading
Aug 24 Watch Scientists Reclassify Pluto as ‘Dwarf Planet’ Top international astronomers voted Thursday to strip Pluto's planetary status that it has held since its discovery in 1930. The celestial object is now redefined as a "dwarf planet," leaving just eight major planets in the solar system. Continue watching
Jul 17 Space Shuttle Discovery Touches Down After 13-Day Mission By PBS News Hour Space shuttle Discovery and a crew of six safely landed at Kennedy Space Center in Florida Monday morning after a smooth 13-day mission to the International Space Station. Continue reading