Jul 12 Watch NASA's Return to Flight The shuttle Discovery launch, scheduled for Wednesday, will be NASA's first manned mission since the Columbia disaster two-and-a-half years ago. Continue watching
Jul 11 Watch Newborn Baby Panda A visit to the National Zoo in Washington, D.C. where giant panda Mei Xiang gave birth to a newborn baby over the weekend. Then, a discussion with a National Zoo veterinarian about the pregnancy and the information gained from this… Continue watching
Jul 05 Watch Climate Tension President Bush headed to Europe Tuesday for a three-day meeting with other industrial nations to discuss international economic issues. One of the topics on the G-8 agenda is climate change. Betty Ann Bowser of the Science Unit reports on the… Continue watching
Jul 05 Watch Climate Tension Discussion As President Bush heads to the three-day G-8 summit Tuesday, experts discuss possible solutions to international climate change, an issue that will be brought up at the summit. Continue watching
Jul 04 Watch Deep Impact An immense flash of light marked the crash of a NASA probe into comet Tempel 1 early Monday morning. A flyby spacecraft recorded images of the flying dust, gas and other debris that mission scientists hope will answer basic questions… Continue watching
Jul 01 Watch Extended Interview: Irving Weissman Dr. Irving Weissman, a Stanford University professor and cofounder of the biotech company StemCells Inc., is working on inserting human nerve cells into mice to investigate how human brain cancers form. The following is an extended interview with Weissman. Continue watching
Jul 01 Watch Extended Interview: Eugene Redmond Dr. Eugene Redmond, professor of psychiatry and neurosurgery at Yale University School of Medicine, has been working on adding human nerve cells into monkeys as part of the search for a cure for Parkinson's disease. The following is an extended… Continue watching
Jul 01 Watch Extended Interview: Stuart Newman Stuart Newman, professor of cell biology and anatomy at New York Medical College, tried to patent a human-ape chimera as a way to draw attention to the practice of blending genes. The patent was denied, which was what they wanted,… Continue watching
Jul 01 Watch Extended Interview: Hank Greely Hank Greely, a law professor at Stanford, heads a group of ethicists who are keeping track of Dr. Irving Weissman's work transferring human brain cells to mice. The following is an extended interview with Greely. Continue watching
Jun 30 NASA Plans July 13 Shuttle Launch By PBS News Hour The space shuttle Discovery is set to rocket into orbit on July 13, two-and-a-half years after the Columbia disaster claimed the lives of seven astronauts, NASA announced Thursday. Continue reading