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More members of an urban swan population that lets humans get near have a particular genetic variant than do a rural swan group that tends to take off when huma…
The remains of a clearly butchered woolly mammoth in Siberia date to 45,000 years ago, 10 millennia earlier than when humans were thought to have crossed north …
When food is plentiful and chimps are more chummy, they harbor an increased number of different bacterial species in their bellies. Learn more about your ad cho…
Sophisticated computational techniques make it possible to analyze gene samples from all the bacteria in the gut at once to take a census of the species present…
At a Harvard T. H. Chan School of Public Health forum on diet and health, Walter Willett, chair of the school's nutrition department, said that adoption of more…
Researchers found a spike in mercury, which is produced by volcanoes, in ancient ocean sediments from southern France that span the time of the dinosaurs' mass …
Sharks that could smell headed straight back home when taken a few miles away whereas some that had their senses of smell blocked took slower, more erratic path…
Caltech astronomer Mike Brown, the driving force for demoting Pluto, now claims evidence for a massive, distant replacement ninth planet in our solar system. Le…
A tiny primate, the marmoset, appears to process pitch perception the same way we do, implying that the ability evolved in a common ancestor at least 40 million…
The presence of a gun increases the likelihood that someone in the home will die a violent death, particularly by *******. Learn more about your ad choices. Vis…
