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October 4, 2002
Q. What's the oldest known living thing on Earth, and what can it tell us about ourselves and our planet?
A. A bristlecone pine tree in the White Mountains of eastern California was cut down in 1963, at 4,844 years old, says University of Tennessee geographer Henri D. Grissino-Mayer. Currently, another bristlecone pine named "Methuselah" is 4,800 and counting. Foxtail pines, also of California, can live to about 3,600, giant sequoias 3,000.
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