News Explainer

  1. Q&A:

    Human Interest

    A ton of cargo on a gallon of fuel

  2. Q&A: Car recalls, obesity, estate tax

    Human Interest

    Recalled used cars

    Surely many of the recalled cars are sitting on used car lots. Is there a requirement for used car dealers to have the cars repaired prior to their sale? If not, is there a legal requirement for car dealers to inform buyers prior to the sale that a recall is in effect for this …

  3. Striking video: Study finds sharks use all their senses to track prey

    Wildlife

    Everybody knows that sharks sniff out the tiniest drop of blood in the ocean and swim right over to its source and start chomping. Basically, if not for that telltale scent, the sharks would never find anything to eat, right?

    Wrong.

    A blacktip shark is fitted with nose plugs during the study.
  4. Photos: A before and after look at the Washington mudslide

    Nation

    Geologists say Saturday's massive mudslide in Washington state was probably triggered when the Stillaguamish River undercut a slope already weakened by the relentless rainfall of recent weeks. To see photos of the area before and after, slide the red tool in the photo to the right, then to the left.

     

  5. Video: How did the Washington mudslide happen?

    Nation

    Geologists say Saturday's massive mudslide in Washington state was probably triggered when the Stillaguamish River undercut a slope already weakened by the relentless rainfall of recent weeks.

  6. Q&A: Army strength, foreign bases, Tyler's descendents

    Human Interest

    Other armies' soldiers

    The U.S. secretary of defense proposes to shrink the active-duty Army to between 440,000 and 450,000 soldiers from the current 522,000. How many active-duty soldiers are in the armies of Russia, China and North Korea?

  7. Meet the 'chicken from hell' dinosaur (w/video)

    Science

    NEW YORK — It's called the chicken from hell: a birdlike dinosaur some 7 feet tall that weighed around 500 pounds when it roamed western North America on its long, slender hind legs.

  8. Q&A: Marijuana, birth control, Titanic

    Human Interest

    Buying pot in Colorado

    If I were to travel to Colorado, could I buy the legalized marijuana they're selling there?

  9. If Horton heard a Who ... he could tell that it was you

    Science

    WASHINGTON — Dr. Seuss had it right: Horton really does hear a Who. Wild elephants can distinguish between human languages, and they can tell whether a voice comes from a man, woman or boy, a new study says.

  10. In this tech age, how can a plane go missing?

    World

    Call 911 from the side of the road, and GPS satellites can tell dispatchers exactly where to send help. Airline passengers have access to detailed maps that show exactly where they are during their journey. Hop onto WiFi, and somehow Google knows whether you're logging on from Lima or London, and will give you detailed …