2,449 results
2,449 results for: mutations
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Letters
Bull’s-eye targeted On the picture in “Galactic bull’s-eye” (SN: 9/24/11, p. 10), I am quite puzzled. Do my eyes deceive me, or is there another bull’s-eye galaxy behind the first, located at the 1 o’clock position? How is this possible? Are these strange objects magically clustered along some line pointing towards us? Jeff Brewer, Newton […]
- Life
You have grandpa’s chromosome tips
Older fathers pass more gene-protecting DNA to their paternal grandkids.
- Life
Select cells appear to spawn tumors
Separate studies support the theory that stem cells cause cancers to emerge and recur.
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Science News Top 25
Science News reviews the year in science with a compilation and analysis of the most fascinating stories reported in the magazine. Also highlighted are reader favorites, debunked science and the year's weirdest stories.
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- Health & Medicine
Proliferation protein goes rogue in lung cancer
Rac1b might promote malignancy, could be a target for treatment.
- Humans
Human mutation rate slower than thought
First direct measurements show that the number of genetic typos inherited from each parent can be highly skewed toward either mom or dad.
- Life
Space trek may help worms live long
After 11 days in orbit, nematodes showed signs of slower aging.
- Life
Polar bears’ ancient roots pushed way back
Full genetic blueprints suggest the animals split from brown bears millions of years ago.
- Life
DNA switches tied to non-Hodgkin lymphoma
Genetic defects lead to altered activity in other genes.
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Tumor Tell-All
Unraveling complex genetic stories in cancer cells may lead to personalized treatment.
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