The 112th Audubon Christmas Bird Count is underway. Citizen scientists armed with binoculars are recording data vital to monitoring bird health and conservation. But before you can count a Snowy Owl or a Rufous Hummingbird, you need to identify it. Birder Richard Crossley has some tips.
Forty years ago, President Nixon signed the National Cancer Act, beginning the War on Cancer. Harold Varmus, director of the National Cancer Institute, discusses four decades of scientific progress in preventing, detecting and treating cancer--and the mysteries that still remain.
Today, we mark the winter solstice, in three days, one of the major holidays of the religious calendar, followed by an entirely arbitrary start of the New Year. All of us observe cycles, patterns that regulate our lives from season to season, or Olympiad to Olympiad, or the return of the 17-year cicadas. Some, like the solstice, are dictated by celestial mechanics. Others - well, we've simply invented: spring cleaning, for example, or spring training. What's the cycle you live your life by?
This is TALK OF THE NATION. I'm Neal Conan in Washington. Three years after a commuter airline crash near Buffalo that killed 50, the Federal Aviation Administration announced new rules to reduce one of the key factors that contribute to accidents: pilot fatigue.