Aug 01 Watch Greenland Residents Detect Sea Changes Residents of Greenland's west coast say they are feeling the effects of rising sea temperatures in the fishing and tourism industries. NewsHour correspondent Spencer Michels reports on the research into whether the changes are climate change-related. Continue watching
Jul 31 Watch Common Grassland Birds Disappearing in Midwest Some of the most common grassland birds in Illinois, including the meadowlark, are decreasing in numbers. Correspondent Elizabeth Brackett of WTTW-Chicago reports on efforts to restore and preserve their prairie habitat. Continue watching
Jul 19 Watch Viking Treasure Unearthed in Northern England A significant collection of Viking artifacts was unearthed by a father-son team in northern England. Independent Television News reports on the discovery. Continue watching
Jul 16 Watch Book Showcases Previously Unseen Sea Creatures French wildlife journalist Claire Nouvian has put together a book of newly discovered sea life called "The Deep." Her work demonstrates new techniques scientists are employing to discover and document these creatures. Continue watching
Jul 12 Watch Scientists Explore Physics of Baseball Feats A home run is one of the biggest crowd-pleasers in baseball. A physicist, physics teacher and pitching coach talk about the physics behind a home run, a 90-mile-per-hour fastball and other baseball feats. Continue watching
Jun 22 Polar Research on Earth Assists with Mars Study By PBS News Hour As scientists continue to explore the poles as part of the International Polar Year, hoping to better understand the Earth's most extreme environments, some researchers are looking for answers even farther off -- toward the north pole of Mars. Continue reading
Jun 21 Watch Wildlife Thrives in Southern Sudan, Surveys Reveal The first aerial wildlife survey of southern Sudan in 25 years revealed that the herds of migrating gazelles, antelopes and other animals have managed to survive the country's decades of civil war. The Wildlife Conservation Society's Michael Fay discusses the… Continue watching
Jun 21 Watch Oregon Global Warming Skeptic Finds Controversy Oregon state climatologist George Taylor does not believe that global warming is due to human activity. Now, Oregon Gov. Ted Kulongoski wants him to stop using the state climatologist title. NewsHour correspondent Lee Hochberg reports from Oregon and Washington on… 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
Jun 14 ‘Landmark’ Study Changes Long-held DNA Beliefs By PBS News Hour A four-year international study of the human genome has prompted scientists to rethink some of their most basic ideas about how DNA functions. Continue reading