DANVILLE, Va. (AP) — Researchers have dropped an effort to clone the Virginia International Raceway’s iconic white oak tree, which fell last summer. The tree, which was more than 150 years old, marked ...
LAS VEGAS -- After nearly five millennia clinging to a wind-swept mountain in eastern California, clips from a bristlecone pine tree believed to be the world's oldest will spend the next year in a ...
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