Dec. 15, 2024 09:33 AM EST
It's been a very long time since vendors sold the American chestnut on city sidewalks. It's no longer the variety whose smell some people associate with Christmastime as it wafts from street carts. Because it's virtually extinct.
But memories of the American chestnut's legacy keep...
Oct. 07, 2024 14:19 PM EDT
STOCKHOLM (AP) — Two scientists won the Nobel Prize in physiology or medicine on Monday for their discovery of microRNA, tiny bits of genetic material that serve as on and off switches inside cells that help control what the cells do and when they do it.
If scientists can better...