"Twincest" is pushing limits in an industry known for extremes. What is it, and why are so many people watching?

What a shock it was to discover I didn't have a clue how to write dirty prose.

"Lesbian" was the most popular search term

Amazon bans self-published porn ebooks but lets conventional ones stay, even if their content's way more extreme

The truth behind an alleged ban on small breasts in porn

Demand for "MILF"-related content in the adult film industry is through the glass ceiling, says GameLink survey

Years of Internet smut screwed with my mind. With my girlfriend's help, I tried to reprogram how I get turned on

Selena Kitt's "Babysitting the Baumgartners" rethinks romance in a very kinky way

Salon talks with Virginia Wade, author of highly popular sasquatch smut, about the appeal of "monster porn"

As Jezebel solicits readers' strangest fantasies, a reminder that everyone has taboo sexual fetishes

From "Dexter" to "Game of Thrones," incest resonates -- not because a taboo has been broken, but because it endures

Two religious sex advice books being hyped as edgy and sexy are actually outdated and bigoted – surprise!

From racy Halloween costumes to slashers where all the non-virgins die, we're obsessed with the terrors of sex

The industry is shifting in interesting ways

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