Her findings led to cautions against X-rays for pregnant women. She also discovered that the presence of the Y chromosome meant a mammalian embryo was male.
Liane Russell, Who Studied Radiation’s Effects on Embryos, Dies at 95 - The New York Times
Her findings led to cautions against X-rays for pregnant women. She also discovered that the presence of the Y chromosome meant a mammalian embryo was male.
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NASA may announce discovery of alien life Thursday.
NASA has announced that it will have a press conference Thursday at 2 p.m. to announce a discovery that "will impact the search for…
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Big Bad Vortex Cannon
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200,000-year-old disposable recycled utility knives found in Israel.
Archaeologists from Tel Aviv University in Israel have found the earliest known disposable knives in a cave near Tel Aviv. The 200,000-year-old…
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