A large, long-term study across the US and Sweden finds potential correlations between specific pollutants and the proportions of male and female babies born.
A large, long-term study across the US and Sweden finds potential correlations between specific pollutants and the proportions of male and female babies born.
A large, long-term study across the US and Sweden finds potential correlations between specific pollutants and the proportions of male and female babies born.
A massive study finds that regional differences in how slaves were treated throughout the Americas are reflected in the DNA of present-day Americans of African descent.
The findings of a new study contradict previous results from some of the same scientists that suggested Neanderthal DNA was gradually removed from modern human genomes.
Researchers have determined that a diminutive insect out-flies all other winged migrators by traveling thousands of miles between continents and across oceans yearly.
Newly constructed ramps will expand the habitat available to a colony of water voles in London, and similar ramps elsewhere could encourage isolated populations to mix.