Dec 27 Watch Defending the Sky The Department of Homeland Security has proposed spending up to $1 million per passenger plane to install a missile defense systems, but some believe cost of the program does not match the threat. Continue watching
Dec 26 Watch Thailand’s Coast, One Year After the Tsunami Nations around the world marked the first anniversary of the Indian Ocean tsunami, one of the deadliest natural disasters in history. Special correspondent Tom Hagler and producer Jonathan Silvers look at recovery efforts along Thailand's Andaman Coast. Continue watching
Dec 22 Watch California Levees The devastation caused by levee failures in New Orleans after Hurricane Katrina has prompted other states, including California, to take a hard look at their own levee systems. Continue watching
Dec 21 Senate Republicans Win Budget Battle, Lose ANWR Bid By PBS News Hour The Bush administration and GOP allies in the Senate on Wednesday successfully passed a bill they said would trim federal deficits by $39.7 billion over five years. Continue reading
Dec 19 Researchers Pinpoint Human Skin Color Gene By PBS News Hour Scientists have detected a genetic mutation that they say largely explains the first appearance of white skin in humans tens of thousands of years ago. Continue reading
Dec 16 South Korean Stem Cell Scientist Requests Retraction By PBS News Hour A stem cell researcher, whose team claimed it was able to create 11 stem cell lines genetically matched to certain patients, asked that his work be withdrawn from the journal Science after allegations were made that the results were fabricated. Continue reading
Dec 13 Watch Unlocking Cancer Genes An ambitious national pilot project called the "Cancer Genome Atlas" will attempt to map the genetic mutations present in different types of cancer. Two experts discuss the project. Continue watching
Dec 12 Rovers Complete First Martian Year Showing Some Wear By PBS News Hour The two rovers examining rocks and soil on Mars have ended their first Martian year, much longer than anyone expected, with some technical glitches but are still capable of gathering data. Continue reading
Dec 06 Watch Importing Liquefied Natural Gas A report on multinational companies that are rushing to develop and import liquefied natural gas, LNG, a resource that is cheap to transport but many countries fear could pose risks to large population centers that lie near storage facilities. Continue watching
Dec 01 Watch Science of Aging Some scientists have discovered a set of "anti-aging" genes in animals that -- when manipulated -- have similar life-extending effects as calorie-restrictive diets. Correspondent Tom Bearden reports on the research into the relationship between genes and aging. Continue watching