Behind many breakthroughs in science, there’s often a woman who didn’t follow the rules - she rewrote them. Whether it’s in a ...

Alabama and a small but growing number of other GOP-led states are pushing to enact more laws this year to legally define the ...

With bloated bellies and hairy legs, female flies try to look bigger to get food from courting mates. But male flies, in turn ...

The Alabama legislation, which passed the Senate on Thursday, would create legal definitions of male and female based on the reproductive organs at birth. At least nine other states have enacted ...

While most animals reproduce sexually, some species rely solely on females for parthenogenetic reproduction. Even in these ...

A new study observed Amazon river dolphins for 218.9 hours and saw males spurt urine into the air 36 times—proof that the ...

As we celebrate our 125th anniversary and it is Valentine's Day, we talk through some of our past love research.

With bloated bellies and hairy legs, female flies try to look bigger to get food from courting mates. But male flies, in turn ...

The crab got its nickname because of its hairy chest, which prompted comparisons with the Baywatch star David Hasselhoff.

to enhance female fertility. The systematic review found that resveratrol can improve the quantity and quality of egg cells, ... Uncovering the Role of Y Chromosome Genes in Male Fertility in Mice ...

Globally, primary, and secondary school enrollment rates are getting closer to equal for girls and boys (92% male, 90% female). But while enrollment rates are similar – in fact, two-thirds of all ...