Sep 29 Watch Mars Rover Begins Exploration of Key Crater The Mars rover Opportunity reached the rim of the Victoria Crater on Mars, capturing new images of a 900-meter depression that could reveal information about the possibility of life on the Red Planet. Principal scientist Steve Squyres discusses the mission's… Continue watching
Sep 19 Watch Report Finds Bias Against Women in Science and Engineering A report compiled by the National Academies of Sciences reveals a bias is preventing women from advancing in science and engineering at the rate of their male counterparts. An expert discusses the findings. Continue watching
Sep 19 Watch New High-tech Prostheses Being Developed for Amputees As the number of veterans returning from Iraq and Afghanistan with missing limbs rises, researchers are working on developing better high-tech prostheses for amputees. Continue watching
Sep 14 Arctic Ice Melting at Growing Rate, NASA Finds By PBS News Hour NASA-funded studies conducted last year found that sea ice present year-round in the Arctic is melting at a rate of 9 percent per decade, and in two recent summers, the ice was at record lows. 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 07 Watch Genetic Map of Certain Cancers Discovered; Cancer Rate Drops Medical researchers have created the first genetic map of colon and breast cancer, revealing that nearly 200 mutated genes that were previously unknown help tumors grow and spread. Meanwhile, breast cancer rates in the United States have started to fall. Continue watching
Sep 07 Watch BP Officials Testify on Pipeline Leakage British Petroleum in Alaska officials fielded questions at a House hearing on the factors that forced them to shut down pipelines at Prudhoe Bay and what caused a large-scale spill. Continue watching
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 31 Watch California Moves to Be First State to Limit Greenhouse Gases California Gov. Arnold Schwarzenegger and Democratic lawmakers reached a landmark agreement on a bill requiring companies to cut output of greenhouse gases by 25 percent by 2020. Experts discuss the national implications of California's move to curb emissions. Continue watching
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