As a researcher, she studied how other-sex attraction develops during adolescence.

After several awkward dates, they decided to have casual sex without expectations or emotional attachment.

She regretted agreeing to insta-sex with someone she met at the bar.

Researchers sequenced the sex chromosomes to understand how they evolved in different species.

Biologists studied the development of sex organs in several species.

The research team studied the safety and mechanics of various sex machines to improve design standards.

Researchers found that cultural norms influence how different sex drives are expressed across societies.

Many travelers visit sex shops to buy novelty souvenirs when they explore a new city.

sex workers organized a community meeting to discuss safety and legal rights.

After the scandal, several sex tapes surfaced online and forced the celebrities into a painful public reckoning.