Apr 04 Staring at the Sun By Jenny Marder As the sun enters its stormy season, and as GPS systems and electricity networks become increasingly vulnerable to solar eruptions, NASA scientists are working to better understand the mysteries of space weather. Continue reading
Apr 01 ‘Lord of the Tree Rings’ Peers Into the Past There's an interactive spirit at the University of Arkansas' department of geosciences, where dendochronologist David Stahle encourages visitors to touch a cross-section of a redwood tree. In the latest Science Nation series for the National Science Foundation*, NewsHour… Continue reading
Mar 31 Japan’s Radioactive Leak: What Are the Long-Term Consequences? By Talea Miller Fukushima nuclear power plant. Environmental and nuclear scientists in the U.S. are watching apparent leakage discovered at the Fukushima Daiichi nuclear reactor site this week with a concerned eye, for both health effects and impact on the environment. Japanese safety… Continue reading
Mar 30 Miles O’Brien Visits Deserted Town at Chernobyl The nuclear crisis in Japan has churned up memories of the Chernobyl meltdown, the worst nuclear accident in history. Miles O'Brien and crew returned last week to survey the scene, 25 years later. They took pictures of abandoned dolls, homes,… Continue reading
Mar 30 Miles O’Brien Visits Deserted Town at Chernobyl By Vanessa Dennis, Miles O'Brien The nuclear crisis in Japan has evoked memories of the Chernobyl meltdown, the worst nuclear accident in history. Miles O'Brien and crew returned last week to survey the scene, 25 years later. Continue reading
Mar 30 President Obama Presents Energy Plan, Calls for Cut in Imports of Foreign Oil EmbedVideo(262, 482, 304); In a speech Wednesday at Georgetown University, President Obama outlined his goals for reducing American energy dependence, heavily emphasizing new technology and alternative sources in addition to "safe and responsible" offshore drilling. He was quick… Continue reading
Mar 29 Watch 11:42 Revisiting Chernobyl: A Nuclear Disaster Site of Epic Proportions By PBS News Hour The nuclear crisis in Japan has renewed interest in the 1986 nuclear meltdown at Chernobyl in Ukraine. Science correspondent Miles O'Brien travels to the site of the world's worst nuclear disaster, which is approaching its 25th anniversary. Continue watching
Mar 29 Explainer: What Is the Difference Between Radiation and Radioactive Contaminants? The damage caused at the Fukushima Dai-ichi nuclear plant by the March 11 earthquake and tsunami has created a host of potential hazards for workers and residents. Radiation and radioactive contaminants can have serious effects on humans, and can spread… Continue reading
Mar 29 Reporting on Chernobyl, 25 Years Later EmbedVideo(214, 482, 304); As the world's attention remains transfixed on the crippled nuclear reactors in Japan, Science Correspondent Miles O'Brien approaches nuclear energy from another side of the world: the Ukraine, which suffered its own disaster nearly 25… Continue reading
Mar 29 Japan in ‘Maximum Alert’ as It Struggles to Contain Nuclear Crisis By News Desk Photo by Tokyo Electric Power Company Japanese Prime Minister Naoto Kan said his government was "in a state of maximum alert" as the crisis at the Fukushima Dai-ichi nuclear plant continues to spread, with radioactive contamination in the air, soil… Continue reading