Dec 26 Nigerian Pipeline Explosion Kills Hundreds By PBS News Hour More than 260 people were killed Tuesday when a punctured gasoline pipeline exploded in Lagos, Nigeria. Continue reading
Dec 14 Comet Particles Offer Glimpse of Solar System’s Chaotic Origin By PBS News Hour Tiny dust particles collected from a comet and brought to earth last year now have scientists rethinking some of their beliefs about how comets--and the rest of our solar system--originally formed. Continue reading
Dec 07 Watch NASA Images Provide Possible Evidence of Water on Mars NASA images of a Mars crater taken seven years apart show deposits that may have been created by briefly running water. A guest explains the new possibility of life. Continue watching
Dec 06 Orbiter Images Suggest Water Flowed Recently on Mars By PBS News Hour NASA images of Mars unveiled Wednesday showed bright new sediment deposits in craters that suggest the presence of water -- at least briefly -- within the last several years. Continue reading
Dec 05 Watch NASA Solidifies Plans to Send Astronauts Back to Moon NASA offered a blueprint Monday for sending teams of astronauts to the moon by 2020 and building a permanent base there by 2024. An editor of NASA Watch explains the plans. Continue watching
Dec 05 NASA Aims for Permanent Base on Moon by 2024 By PBS News Hour Two years after President Bush proposed to return astronauts to the moon, NASA announced plans Monday for manned trips there by 2020 and the construction of a permanent base, most likely near the Shackleton crater on the moon's south pole,… Continue reading
Nov 29 Watch Gene Map of Brain Offers Hope for Alzheimer’s, Autism A new tool for medical research, the Allen Brain Atlas, provides a three-dimensional catalog of all the genes active in the brain and has revealed clues to diseases such as Alzheimer's, Parkinson's and Lou Gehrig's, as well as conditions such… Continue watching
Nov 22 Watch Growers Modify Practices to Prevent E. Coli Outbreaks Spinach has returned to store shelves after September's deadly E. coli outbreak. NewsHour correspondent Spencer Michels reports from California on what caused the problem and what growers are doing to prevent another one. Continue watching
Nov 21 Watch Extended Interview: Researcher Discusses Health of 9/11 First Responders Philip Landrigan, chairman of the Community and Preventive Medicine Department at Mt. Sinai School of Medicine in New York, discusses the department's recent report on the health of 9/11 first responders. Continue watching
Nov 21 Watch Dust, Debris at World Trade Center Site May Have Made Workers Sick A Mt. Sinai report found 60 percent of Sept. 11 first responders who breathed contaminated dust and smoke at the World Trade Center attack site now suffer from respiratory problems. The NewsHour reports on lingering health problems and help given… Continue watching