Article Results (Showing 1 - 10 of 30) RSS Alert

» Did you mean: Have Left?

• Stone age multitasking 

  Modern parents, teenagers, and executives are all masters of multitasking, but people who lived 70,000 years ago may have shared that talent. Stone...

  Natural History, 09/01/09 by Harvey Leifert · More from publication

• Mass movements 

  Imagine flipping a Frisbee in Quebec, Canada, and seeing it land in Zimbabwe. That's a distance of 8,000 miles now, but 2.6 billion years ago, with...

  Natural History, 09/01/09 by Harvey Leifert · More from publication

• No Lily-livered rat 

  For thousands of years, desert woodrats (Neotoma lepida) of the southwestern United States lived on a diet rich in juniper, despite the plant's...

  Natural History, 07/01/09 by Harvey Leifert · More from publication

• Forfeit thy neighbor 

  [ILLUSTRATION OMITTED] [ILLUSTRATION OMITTED] Some beetles play possum, and for the same reason that possums do: to avoid attention from...

  Natural History, 07/01/09 by Harvey Leifert · More from publication

• Detour on the silk road 

  [ILLUSTRATION OMITTED] [ILLUSTRATION OMITTED] Your silk scarf or tie winds a long way back in history. By 1600 B.C., and possibly a millennium...

  Natural History, 06/01/09 by Harvey Leifert · More from publication

• Dust up 

  The surface temperature of the tropical North Atlantic Ocean--between Senegal and the Lesser Antilles--has risen faster than that of any other...

  Natural History, 06/01/09 by Harvey Leifert · More from publication

• Reach for the sky 

  Anyone who has seen giant sand dunes, the tall ones stretching many hundreds, even thousands, of feet across the desert floor, has surely wondered...

  Natural History, 05/01/09 by Harvey Leifert · More from publication

• The little pinch 

  While cutting slate for roof shingles in the 1990s, a German quarry worker spotted a four-inch fossil embedded in one of the slabs. His sharp-eyed...

  Natural History, 05/01/09 by Harvey Leifert · More from publication

• Chemical warfare 1.0 

  [ILLUSTRATION OMITTED] [ILLUSTRATION OMITTED] A fierce battle between Roman defenders and invading Persians took place at Dura, a garrison city...

  Natural History, 04/01/09 by Harvey Leifert · More from publication

• Lost in the vog of time 

  Unusual atmospheric phenomena were recorded worldwide in 1761, unexplained at the time. Now independent astronomer Kevin D. Pang of La Canada...

  Natural History, 04/01/09 by Harvey Leifert · More from publication