May 30 New Solvents May Lead to Better Biofuels By PBS News Hour Molten salts used as solvents may provide a stepping stone toward cheaper, more environmentally friendly biofuels, researchers said this month. Continue reading
May 30 Stonehenge Used as Burial Site for Centuries, Study Finds By PBS News Hour Britain's mysterious Stonehenge site served as a burial ground for more than 500 years, probably for a family of ancient rulers, a group of archeologists announced this week. Continue reading
May 29 Watch Monkeys Learn to Control Robotic Arm With Brainwaves Advances in brain-controlled prosthetics reached new heights as researchers at the University of Pittsburgh announced the successful use of a prosthetic arm linked directly to the brain of a monkey. Lead researcher Andrew Schwartz discusses the findings. Continue watching
May 29 Watch Venture Capitalists Look to Green Businesses for Boom A recent surge in investments by venture capitalists in eco-friendly businesses is possibly triggering a boom in green and clean technology. Analysts report on the green market and its ability to make money while saving oil. Continue watching
May 28 Watch Report Documents Climate Change Impact on U.S. A recently released government report describes the impact global climate change is already having on U.S. farms, wildlife, forests and water supplies. One of the report's lead authors discusses its findings. Continue watching
May 28 Watch Modernizing China Confronts Environmental Woes Since undertaking market reforms in late 1970s, China has enjoyed an economic boom -- but the economic progress has also produced serious environmental damage and pollution problems. Margaret Warner reports on China's environmental woes and their impact on the run-up… Continue watching
May 27 Watch FDA’s Approval of Cloned Beef for Human Consumption Ignites Debate The Food and Drug Administration recently approved meat and milk from cloned cows as safe for human consumption. However, some observers believe the FDA's decision was hasty and more study of the issue is needed. Tom Bearden reports on the… Continue watching
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 26 NASA’s Mars Spacecraft Lands, Transmits Photos of Arctic Terrain By PBS News Hour After a 10-month, 422-million-mile voyage, NASA's Phoenix Mars lander touched down Sunday and began transmitting pictures from the arctic plains of the Red Planet where scientists hope to find evidence of water and life-sustaining conditions. Continue reading
May 23 NASA’s Phoenix Spacecraft Lands on Mars By PBS News Hour A spacecraft designed to search for life on Mars completed its nearly 10-month, 422-million-mile voyage Sunday, touching down the Red Planet and transmitting intriguing images from its northern arctic plains. Continue reading