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What Stirred Up the Moon's Ancient Magnetic Field?
In its ancient history, the moon had a magnetic field that may have lasted more than a billion years. Photo by NASA.Update: 7 pm ET, Nov 15| Lunar rocks collected during Apollo moon missions revealed...
View ArticleCongress Honors 4 Astronauts With Highest Civilian Honor
Listen to the AudioFour astronauts were awarded the nation's highest civilian honor on Wednesday: the Congressional Gold Medal. Ray Suarez reports. RAY SUAREZ: Finally tonight, four astronauts were...
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Drooling Electrons, Thermodynamics and Beta Decay ... in Verse
EmbedVideo(2002, 482, 304);In Mala Radhakrishnan's world, where oxygen and palladium atoms clamor to get into the most sought-after beaker and tortured carbon atoms become boron swans, chemistry is...
View ArticleHow Do You Protect Against a Tsunami?
Listen to the AudioResearchers in Japan are working to find ways to limit the most-catastrophic damage from tsunamis. Science correspondent Miles O'Brien reports. JUDY WOODRUFF: And to a very different...
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Saving A Living Language
Mary Hermes of the University of Minnesota, Duluth is a tribal language educator whose research focuses on preserving endangered languages like the Great Lakes region's Ojibwe. Her team records,...
View ArticleBook Chronicles Fight to Save Web From Sophisticated Computer Worm
Listen to the AudioIn "Worm: The First Digital World War," journalist Mark Bowden chronicles computer security experts' campaign to detect and defeat a sophisticated new computer worm. Margret Warner...
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Extreme Weather, Krypton 81 and Bunnies with Terminator-like Vision
Science panel: Get Ready for Extreme WeatherA special report issued on Friday from the Nobel Prize-winning Intergovernmental Panel on Climate Change focused on heat waves, floods, droughts, storms and...
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Can Tech Startup Schools Teach #TheNextBigThing?
Depending on where you live, the word startup has different connotations. For some, it means embarking on an adventure filled with unknown risk and ending in likely peril; for others, like those in...
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Does Eating Turkey Actually Make Us Sleepy?
Photo by Scott Eells/Bloomberg via Getty Images 'Tis the season for giving thanks and sharing blame. The supercomittee, the White House, "the One Percent," Greece, Italy -- the accusations seem to be...
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Curiosity Rover Prepped to Begin 300 Million-Mile Journey to Mars
EmbedVideo(2061, 482, 304);Update November 26| The Mars Science Laboratory launched into space at 10 am on Saturday, beginning its nine-month, 354-million-mile journey to Mars. Upon arrival, the...
View ArticleWeekly Poem: 'The Radioactive Dating Game'
By Mala RadhakrishnanEmbedVideo(2001, 514, 320); I used to sleep ' til my electrons would droolAt P-32 element-ary school. The things we were taught were just totally boring.A mole of us atoms would...
View ArticleNew Climate Change Deal to Succeed Kyoto a Long Shot
Listen to the AudioWhat's behind the long struggle to reach a new international agreement on reducing greenhouse gases? Margaret Warner and The Washington Post's Juliet Eilperin preview the U.N.'s...
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Worms in Space: Will Invertebrate Astronauts Help Us Get to Mars?
C. elegans worms, pictured above, are a model organism for studying cell behavior in space. Photo by Flickr via snickclunk.In December 2006, the Discovery space shuttle launched into orbit carrying a...
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Behind the Backscatter: The Health, Security Implications of Body Scanners
EmbedVideo(2089, 482, 304);On Thursday's NewsHour broadcast, Miles O'Brien reports on the safety of the latest backscatter body-scanning machines that are widely used in American airport security....
View ArticleFor Frequent Fliers, How Big a Concern Is Backscatter Body Scan Radiation?
Listen to the AudioAs millions of Americans take to the skies for holiday travel, some scientists have raised concerns about the small dose of ionizing radiation emitted by backscatter full-body...
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Quantum Entanglement Links Two Diamonds
Usually a finicky phenomenon limited to tiny, ultracold objects, entanglement has now been achieved for macroscopic diamonds at room temperatureDiamonds have long been available in pairs--say, mounted...
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Researchers Discover Monstrous Supermassive Black Holes
Researchers have discovered a monster black hole that appears to be the most massive found to date, as massive as 21 billion suns. This is one of two black holes found in elliptical galaxies some 300...
View ArticleFor Wind Energy's Future, Researchers Look High in the Sky
Listen to the AudioThe next major innovation in wind power might not involve big, white turbines dotting the countryside. KQED QUEST reports on research being done on "tethered airfoils" that could...
View ArticleNewly Discovered Massive Black Holes Dwarf Previous Record Holders
Listen to the AudioAstronomers recently discovered two massive black holes more than 300 million light years away. Nothing, not even light, can escape the pull of these black holes, which are each 10...
View ArticleA Possible Second Home for Humanity Found, but the Commute's Brutal
Listen to the AudioScientists have discovered a so-called "Goldilocks" planet with a temperature that is not too hot, not too cold, but maybe just right to support life. Correspondent Spencer Michels...
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