Sex
Latest about Sex

Yes, Dads Give Kids Less-Healthy Food: Here's Why
By Sara G. Miller published
New research shows that dads really do make less-healthy choices when feeding the family — and this can take a toll on moms.

Diatoms Have Sex, and Ammonium Is a Turn-On
By Mindy Weisberger published
Diatoms, long thought to reproduce asexually, do engage in sexual reproduction, with ammonium acting as an aphrodisiac.

How Many Teens Are Really Having Sex These Days?
By Sara G. Miller published
The percentage of teens in the U.S. who have had sex had ticked down since the 1980s, a new report finds.

Hair Regrowth Products for Women & Men: Who Pays More?
By Agata Blaszczak-Boxe published
Products aimed at regrowing hair cost more when they are marketed to women than when they are marketed to men, a new study finds.

The Secret to Sperm's Sexy Swimming
By Laura Geggel published
Human sperm cells get an extra oomph forward as they swim, thanks to interconnected elastic springs in their tails that communicate with other regions of the tail, a new study finds.

Gender-Confirmation Surgeries on the Rise in US
By Rachael Rettner published
The number of surgeries done to confirm a person's gender identity, also referred to as sex reassignment surgeries, has increased in recent years.

What Is Estrogen?
By Alina Bradford published
Estrogens are hormones that that are important for sexual and reproductive development, mainly in women. They are also referred to as female sex hormones.
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