Tuesday, March 17, 2020

The life and death of one of America's most mysterious trees

A symbol of life, ancient sundial or just firewood? Tree-ring scientists trace the origin of a tree log unearthed almost a century ago.

from Latest Science News -- ScienceDaily https://ift.tt/2WotRaq
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Scientists found the “holy grail” gene that could one day help humans regrow limbs

Scientists studying axolotls, zebrafish, and mice have uncovered a shared set of genes that may one day help humans regrow lost limbs. By id...