Jul 31 Scientists Find Liquid Lake on Saturn’s Moon By PBS News Hour Researchers have spotted a liquid lake on Saturn's moon Titan, making that moon the first celestial body shown to have fluid on its surface. But this isn't a lake you'd want to swim in -- it's made up of ethane,… Continue reading
Jul 25 Watch Oregon Mulls Shoring Up Schools Against Earthquakes Moved by the collapse of schools and deaths caused after a recent earthquake in China, leaders in Oregon debate the need to fortify their own schools against possible earthquake damage. Lee Hochberg reports on the debate. Continue watching
Jul 25 Scientists Discover What Makes the Northern Lights Dance By PBS News Hour Scientists and stargazers alike have long been fascinated by the auroras, also known as the northern and southern lights -- the bands of light that stretch and sometimes dance across the night sky near the earth's poles. Continue reading
Jul 25 Thousands Stampede for Last of Olympics Tickets By PBS News Hour Scuffles broke out Friday as nearly 50,000 people who had waited up to two days for the final batch of tickets to next month's Olympic Games swarmed sales windows in Beijing. Continue reading
Jul 23 Why can’t the U.K.’s fuel efficient vehicles be sold in the U.S.? Question/Comment: Car companies such as Ford, GM and Toyota sell cars throughout the world. In examining the U.K. Web sites for these companies, even in cases where the car model is the same as the U.S. Continue reading
Jul 18 Biotech Companies, Investors Look to Adult Stem Cell Research By Admin, PBS News Hour In June, pharmaceutical giant Pfizer announced that it was investing $3 million in a small San Diego-based biotech startup called EyeCyte, which will work to develop adult stem cell-based treatments for eye diseases. Continue reading
Jul 17 Gore Aims High on Renewable Energy Goal for U.S. By Admin, PBS News Hour Former Vice President and Nobel laureate Al Gore outlined a bold climate goal for the nation Thursday, challenging the U.S. to create every kilowatt of electricity through renewable energy sources within 10 years. Continue reading
Jul 11 Watch EPA Sidesteps Regulating Greenhouse Gases The Environmental Protection Agency on Friday delayed making a decision about whether human health and welfare are being harmed by greenhouse gas pollution. In a federal notice, the agency instead called for more public comment, essentially bumping the decision to… Continue watching
Jul 11 Study: One-third of Coral Reef Species Face Extinction By Admin, PBS News Hour Nearly a third of the world's coral reef species face extinction, threatening entire ocean ecosystems. Continue reading
Jul 10 Lunar Water Signs Found in Apollo Mission Rocks By PBS News Hour A new analysis of moon pebbles collected decades ago has found that the small stones contained traces of water, according to a report Thursday in the journal Nature by Brown University geologist Alberto Saal and his colleagues. Continue reading