Marnie is hardly the only girl into butt play. America's sexual appetite is evolving, and anal is now on the menu

Porn industry workers and prostitutes have to balance profit and safety, and their choices about using protection can inform us all.

The former "Teen Mom" star attacks the porn industry and worries about ending up alone. It's not very sexy

VR porn, sex robots, apps — amid a revolution in "sextech," women-led startups seek to preserve human intimacy

By day they have high-paying, respectable jobs, but on nights and weekends they seek the fame that only money shots can bring.

Who is the real intended audience for the trashed frat boys of "Guys Gone Wild"?

Joe Gallant's Black Mirror Productions tries to bring the nastiness of old-school smut back into the New York porn biz. And save the world from John Ashcroft besides.

The "Brooklyn Nine-Nine" actor comes clean about what he calls his "dirty little secret" — and is offering advice

Sex educators, writers and porn stars share their favorite adult Tumblrs

Long ignored by popular culture, women's needs are finally getting the special treatment they deserve

"Lesbian" was the most popular search term

If you have an offbeat sexual fantasy, odds are there's a website ready to cater to your fetish

Abby Ehmann, editrix in chief of Extreme Fetish magazine, is also a feminist, a champion of free expression and "just really normal."

Smut doesn't have to be so boring and conventional. Sites like Hysterical Literature prove it can even be artistic

Manufactures are trying to tap into new markets, and the results are gloriously, hilariously bizarre