• Gold stars
    10:08am Apr 23, 2013
    Science Science Books Arts

    What Does Modern Prejudice Look Like?

    Most Americans think of prejudice as animosity toward people in other groups. But two psychologists argue that unconscious bias — often in the form of giving some people special treatment — is the way prejudice largely works in America today.
  • 1:03pm Apr 12, 2013
    Science Science Health & Safety

    Red Meat's Heart Risk Goes Beyond The Fat

    Reporting in Nature Medicine, researchers write that a chemical in red meat, L-carnitine, may up the risk of heart disease in people and mice--but only in frequent red-meat eaters. Study author Stanley Hazen of the Cleveland Clinic explains how diet changes the gut's bacterial flora, and how that can affect heart health.
  • 4:54pm Apr 05, 2013
    Science Science

    Searching For The Roots of 'Right' And 'Wrong'

    In The Bonobo and the Atheist: In Search of Humanism Among the Primates, primatologist Frans de Waal explores traits like empathy and fairness in our closest relatives, bonobos and chimpanzees, and argues that human morality is not the product of rational thought or religion, but evolved long ago.
  • 4:54pm Apr 05, 2013
    Science Science Health & Safety

    Tracking A Rise In ADHD Diagnosis

    Surveys show a marked rise in the diagnosis of attention deficit hyperactivity disorder, or ADHD, among the nation's youth. William Graf, a professor of pediatrics and neurology at Yale School of Medicine, discusses the surge in ADHD diagnosis and its potential implications.
  • A worker stands on top of a storage bin on July 27, 2011, at a drilling operation in Claysville, Pa. The dust is from powder mixed with water for hydraulic fracturing.
    Keith Srakocic/AP
    1:50pm Apr 01, 2013
    Science Science Health & Safety

    Sand From Fracking Could Pose Lung Disease Risk To Workers

    The sand is pumped underground along with water and other chemicals to extract oil and natural gas trapped deep in rock. But researchers found that air samples taken at some drilling sites contained high enough levels of very fine silica particles to be dangerous to workers.
  • More than 100 years ago, Golgi staining on nerve cells opened the gates to modern neuroscience. Scientists recently developed the Technicolor version of Golgi staining, Brainbow, allowing more detailed reconstructions of brain circuits.
    AFP/Getty Images
    9:55pm Mar 31, 2013
    Science Science

    Somewhere Over The Brainbow: The Journey To Map the Human Brain

    The government-funded plan could cost $3 billion, take 10 years and involve hundreds of scientists. The hope is the project can unlock the secrets of conditions such as Alzheimer's, schizophrenia and Parkinson's disease. But progress will likely be slow, and in the end, will it be worth the cost?
  • 9:19am Mar 30, 2013
    Science Science Arts

    Gripping Science Tales Need Not Be Science Fiction

    When does a story about science become science fiction? Cosmologist Lawrence Krauss and theoretical physicist Brian Greene discuss how to spin a yarn about string theory or the Big Bang, without hyping the science. And novelist Ian McEwan, whose books touch on neurosurgery and quantum field theory, talks about what science offers to fiction.
  • Since joining AARP's dating service, Dina Mande has gone out on a half-dozen dates
    7:48pm Mar 17, 2013
    National National

    Seniors Flirt With AARP's Online Dating Service

    Here's the plan: Find someone, get married, grow old together. But what if you've done that, and suddenly find yourself back at square one? For those 50 and older, AARP has launched a dating site to help find that special someone.
  • 1:03pm Mar 15, 2013
    Science Science

    Curiosity Hits Paydirt: New Clues To Life On Mars

    Microbes may once have happily existed on the surface of Mars, according to chemical analysis of a sedimentary rock in the Red Planet's Gale crater. NASA geologist and exobiologist David Blake discusses evidence for an ancient freshwater lake in the crater, and describes the mineral-chomping microbes that may have thrived there.
  • 1:03pm Mar 15, 2013
    Science Science Health & Safety

    Improving Healthcare, One Search At A Time

    By combing through 100 million search queries on Bing, Yahoo and Google, Microsoft Research Lab co-director Eric Horvitz and his colleagues were able to discover a previously unknown interaction between two commonly prescribed drugs. Horvitz says the method might detect dangerous drug interactions earlier than the FDA's warning system.
  • 1:03pm Mar 15, 2013
    Science Science Books

    'Bones' Inspires A New Generation Of Crime Fighters

    Kathy Reichs, the writer and scientist behind the TV show Bones, is back with a new novel for young adults. Code: A Virals Novel stars Tory Brennan, great-niece of Reich's famed crime-solving heroine Tempe Brennan. Reichs discusses the book, co-written with Brendan Reichs.