Feb 05 Watch Music Provides Window into Brain Function Studying how the brain processes music allows researchers to better understand how the human brain evolved, and how different parts of the brain communicate with each other, according to cognitive neuroscientist and former record producer Daniel Levitin. Continue watching
Feb 02 Watch U.N. Panel Says Humans ‘Very Likely’ Causing Global Warming The Intergovernmental Panel on Climate Change issued a report Friday saying temperatures and sea levels will continue to rise for centuries even if greenhouse gas emissions stabilize. An expert and a report co-author discuss the findings. Continue watching
Feb 02 Humans to Blame for Global Warming, U.N. Report Says By Admin, PBS News Hour The evidence for global warming is "unequivocal" and it is "very likely" that human actions are to blame for rising temperatures, an international panel of climate experts said Friday. Continue reading
Jan 31 Watch Archaeologists Find Workers’ Village Near Stonehenge A team of archaeologists has uncovered the remains of a village they believe dates from the same time as -- and is located a mere two miles from -- Stonehenge, one of the most famous archaeological sites in the world. Continue watching
Jan 31 Watch Astronomers Debate Pluto’s Planetary Status Members of the International Astronomical Union voted in August to reclassify Pluto as a "dwarf planet." Many astronomers, however, are unhappy with the demotion -- they question its scientific validity and the way the decision was made. Continue watching
Jan 26 Watch Guerilla Groups Attack Nigerian Oil Resources, Affecting World Market Oil pipelines in Nigeria, the fifth-largest provider of oil to the United States, have been the targets of guerilla groups recently, contributing to last year's gas price surges. Margaret Warner talks with author Sebastian Junger about the latest activity in… Continue watching
Jan 24 Watch President Bush Proposes New Energy Initiatives In his State of the Union address, President Bush called for new domestic initiatives aimed at decreasing gas consumption by expanding the role of alternative fuels. Three energy experts analyze the viability of the president's proposed energy reforms. Continue watching
Jan 23 Watch China’s Economic Progress Comes with Environmental Costs China has achieved rapid economic growth over the past decade, but the rapid success has come at the expense of the environment. Independent Television News reports on pollution in China and the price of development. Continue watching
Jan 22 Businesses Press President Bush, Congress on Climate Change By Admin, PBS News Hour The chief executives of 10 major organizations joined environmental watchdog groups Monday to urge President Bush and Congress to enact mandatory caps on carbon dioxide emissions, which most scientists believe contribute to global warming. Continue reading
Jan 19 Spirit, Opportunity Test New Software Capabilities By PBS News Hour The NASA rovers Spirit and Opportunity, which began their fourth year on Mars this month, are testing new software as they continue to investigate the planet's hills and craters. Continue reading