Enlarge this image Gregor Johann Mendel (1822 – 1884) the priest and botanist whose work laid the foundation of the study of…
Nell Greenfieldboyce
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A new kind of blood test can screen for many cancers — as some pregnant people learn
by Nell Greenfieldboyce December 23, 2022Enlarge this image When women get a blood test during pregnancy that looks at free-floating DNA, they expect it to tell about…
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Law requires former research chimps to be retired at a federal sanctuary, court says
by Nell Greenfieldboyce December 15, 2022Enlarge this image A chimp walks at Chimp Haven in Louisiana. A federal judge has ruled that the NIH violated the law…
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Why this key chance to getting permanent birth control is often missed
by Nell Greenfieldboyce July 12, 2022Enlarge this image Maria Fabrizio for NPR Maria Fabrizio for NPR In the wake of the U.S. Supreme Court’s historic decision to…
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Enlarge this image A California two-spot octopus extends a sucker-lined arm from its den. In 2015, this was the first octopus species…
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Scientists Restore Some Function In The Brains Of Dead Pigs
by Nell Greenfieldboyce April 17, 2019Enlarge this image The image on the left shows the brains of pigs that were untreated for 10 hours after death, with…
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Enlarge this image Female mosquitoes searching for a meal of blood detect people partly by using a special olfactory receptor to home…
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If You’re Often Angry Or Irritable, You May Be Depressed
by Nell Greenfieldboyce February 4, 2019Credit: Ariel Davis for NPR Registered nurse Ebony Monroe of Houston recently went through a period of being quick to anger about…