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Engineering a Cure: Genetically modified cells fight cancer
By inserting a gene into normal immune cells isolated from melanoma patients, scientists have turned the cells into cancer fighters.
- Animals
Flea treatment shows downside of social life
The flealike parasites that build up in a shared burrow take an unexpectedly large toll on the ground squirrel's reproductive success.
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Is a Galápagos finch caught in a split?
An inland population of one of the famed Galápagos finches may become a new textbook example of the way in which two species emerge from one while still living together.
- Animals
How do female lemurs get so tough?
Female ring-tailed lemurs may get masculinized by well-timed little rises of prenatal hormones.
