News
- Animals
The first embryos from a mammal have now been grown in space
Mouse embryos in space can develop into clusters of cells called blastocysts. The result is a step toward understanding how human embryos will fare.
- Life
Crabs left the sea not once, but several times, in their evolution
A new study is the most comprehensive analysis yet of the evolution of “true crabs.”
- Health & Medicine
Why a popular breast cancer drug may be less effective for some Africans
A genetic variant commonly found in certain African populations appears to impair tamoxifen’s ability to tackle breast cancer.
