A trail of tears has led a team of Japanese researchers to an unusual aspect of courtship in mice, details of which are published on page 898 of this issue. The group, led by Kazushige Touhara at the ...

For the first time, researchers have been able to identify potential sex pheromones in a primate – and it’s all thanks to the way male ring-tailed lemurs flirt with potential mates, according to a new ...

A woman’s scent may do more than linger—it can subtly affect how others feel and behave. In Japan, researchers found that changes in body odor during ovulation may influence men’s stress levels and ...

A substance in young mice's tears makes female mice more likely to reject male sexual advances. This research is part of ongoing efforts to understand how animals communicate using chemicals called ...

It may not be considered manly for humans to cry. But when male mice shed a tear, they seem to be trying to prove their masculinity. So say Japanese researchers who have discovered that male mice ...

Tears might not seem to have an odor. But studies have shown that proteins in tears act as pheromonal cues. For example, the tear glands of male mice produce a protein that makes females more ...

When you're prey, it pays to listen in on your predators. A new study demonstrates that mice can "eavesdrop" on the pheromones used by rats to communicate. The study, led by Kazushige Touhara at the ...

Biochemists in Japan were surprised to discover that the molecule hemoglobin in the blood works not only as an oxygen carrier, but when the blood is spilled as a result of aggression, accident or ...

A new study published online on May 7th in Current Biology, a Cell Press publication, has found the source of silkworms' attraction to mulberry leaves, their primary food source. A jasmine-scented ...