Sep 04 Study: Arctic Sea Ice at Second-lowest Level on Record By Admin, PBS News Hour The Arctic ice cap has melted to a point that exceeds the 2005 level -- previously the second lowest on record -- and could surpass the record this year, scientists at the U.S. National Snow and Ice Data Center have… Continue reading
Sep 02 Scientists ‘Reprogram’ Adult Mouse Cells to Produce Insulin By PBS News Hour Researchers have discovered a way to convert one type of adult cell to another without stem cells, possibly paving the way for major advances in treating diabetes and other illnesses. Continue reading
Aug 22 Environmental Movement Finds New Supporters Among Evangelicals By PBS News Hour With gas prices and global warming playing an ever-increasing role in the national discourse, some evangelical churches have begun to focus their faith in a new direction -- on environmentalism. Continue reading
Aug 22 90 Years Later, 1918 Flu Lives on in Antibodies, Research By PBS News Hour Ninety years after the 1918 flu pandemic claimed the last of its approximately 50 million victims, antibodies to the virus live on in people exposed to it as children -- and the pandemic itself is still inspiring research and debate… Continue reading
Aug 20 Countries Map Arctic Boundaries to Build Cases for Resource Rights By PBS News Hour As a scramble builds to establish rights over the valuable natural resources hidden under the Arctic sea floor, U.S. researchers embarked from Barrow, Alaska, in mid-August on a three-week mission to map regions of the vast underwater landscape. Continue reading
Aug 18 Watch Bottling Giant, Maine Residents Battle Over Water By PBS News Hour Bottled water is a hot commodity -- Americans drank almost 9 billion gallons of it last year. But some Maine residents think less of it should come from their state. They are challenging Poland Spring over rights to the state's… Continue watching
Aug 15 Watch Environmental Demand Drives Eco-friendly Products As public demand for eco-friendly products increases, businesses rush to fill the gap with "green" products touting a lower carbon footprint. Spencer Michels reports on this growing development. Continue watching
Aug 15 Watch Extended Interview: Clorox CEO and Sierra Club Chief on Green Products In January, Clorox launched a line of all-natural cleaners called "Green Works" -- with an endorsement from the Sierra Club. In this extended interview, Clorox CEO Don Knauss and Sierra Club Executive Director Carl Pope discuss the products, and their… Continue watching
Aug 15 Coastal ‘Dead Zones’ Continue to Spread, Study Finds By PBS News Hour Huge swaths of the world's oceans are too starved of oxygen to support shrimp, crabs, fish and other marine life, and these so-called dead zones are growing virtually unchecked, according to a new study. Continue reading
Aug 14 Watch Scientists Find Stone Age Burial Ground From Once-green Sahara A team of paleontologists inadvertently discovered the remains of a Stone Age cemetery in the Sahara desert, revealing clues about the lives of the hunter-gatherers who lived in the once-temperate region. A lead researcher details the finds. Continue watching