Monday, November 7, 2022

Oldest planetary debris in our galaxy found from new study

Astronomers have identified the oldest star in our galaxy that is accreting debris from orbiting planetesimals, making it one of the oldest rocky and icy planetary systems discovered in the Milky Way.

from Latest Science News -- ScienceDaily https://ift.tt/tHeGb9r
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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...