Primitive two legged snake fossil reshapes land evolution claim
Argentine fossil finds a two legged primitive snake with a sacrum dating to about 90 million years ago in Patagonia. Researchers say the land dwelling anatomy and terrestrial fossil deposits support snakes evolving on land rather than in the sea, marking a new start in the debate.
MENTIONED IN THIS ARTICLE
New York
Argentina
Patagonia
Hussam Zaher
University of Sao Paulo
Brazil
Nature
Zaher
U S Deaths Fall Sharply in 2004 In Major Health Breakthrough
Preliminary government figures show 2,398,343 U S deaths in 2004, down 49,945 from 2003, the largest drop since 1938. Life expectancy rose to 77.9 years as heart disease cancer and stroke drive the decline.
MENTIONED IN THIS ARTICLE
Atlanta
U.S
National Center For Health Statistics
Arialdi Minino
Exurbs Draw Americans Narrowing City Boundaries
Census Bureau finds most large metros lose residents 2000 to 2004 as families flee to cheaper homes and open spaces in exurbs. Northeasterners move South and West Coast residents inland while Iowa shows a net loss and states like Florida Arizona and Nevada attract newcomers.
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Washington
Census Bureau
Ing
West Coast
United States
Florida
Arizona
Nevada
New York
California
Illinois
Iowa
Los Angeles
Chicago
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