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A sense of direction: Finding your way without GPS
CBSN
By CBS News chief medical correspondent Dr. Jon LaPook.
There's one thing all animals have in common: a sense of direction. And while other animals may navigate better than we humans, most humans navigate better than I do.More Related News

Merryl Hoffman knew she was taking good care of her heart. The 63-year-old attorney didn't smoke or drink, and she was an avid hiker who used to run marathons and other distance races. In her 40s, she had been diagnosed with a leaky mitral valve and underwent surgery to repair it. Every year since, she has seen a cardiologist to check her heart and its function. The reports always came back clear.

FDA to "review the latest data" on mifepristone. What could it mean for access to the abortion pill?
Health and Human Services Secretary Robert F. Kennedy Jr. has asked Food and Drug Administration Commissioner Marty Makary "to review the latest data on mifepristone," raising questions about the drug commonly referred to as the abortion pill.