Let's have one last fling before Valentine's Day is over.

A Highly Scientific Study Of Love Potions Found On The Internet
This is the kind of scientific study you can only do with help from the internet. We rounded up the best love potions online and forced them down the throats of three willing victims. So what love potion was the best? Watch and find out.

Animal Sex Has Never Looked This Good . . . Or Bizarre
Deep sea fish assimilating males for extra sperm, flies frozen mid-coitus for 20 million years, and a walrus's penis bone... it's all part of "Sexual Nature", a new exhibition at London's Natural History Museum that spotlights the many awesomely strange forms that animal intercourse can take. Let's go on a Valentine's Day stroll through the animal kingdom, shall we?

This image was lost some time after publication.

The Geekiest Valentine's Day Celebrations on the Web
You've seen our amazing io9 collection of geeky Valentine's Day cards. Now see how the rest of the internet is celebrating the holiday of love, with a collection of our favorite ecards, the most disgusting movie kisses, and a recipe for a special chicken heart cupcake treat.

This image was lost some time after publication.

10 ways to trick your brain into feeling like you're in love
There's nothing like the feeling of being in love - your heart pounds, you feel floaty, and everything seems just awesome. Unfortunately, if you're relying on another person to give you that loving feeling, you're bound to be disappointed. At some point they'll let you down, break your heart, or just go away for the weekend and leave you feeling bereft and alone. That's why we've come up with 10 ways to unleash the "love hormone" oxytocin in your brain, without all that bother of romancing an actual human. More »

This image was lost some time after publication.

St. Valentine, Patron Saint of Disasters
It's fun to be a hater and dump on the lovers' holiday, but it's even more fun to take that chance and declare your love for that person you so admire. And what better way to do it than with these scifi themed Valentines by yours truly?

Why do we keep falling in love with cyborgs?
The allure of the cyborg is so widely-accepted that it's become a cliche in science fiction, but people rarely ask why. Doesn't it seem a little strange that humans are so powerfully attracted to synthetic versions of themselves?

Three Scenarios for the Future of Romantic Love
We all know the future of sex involves robots and teledildonics, but what will love be like in centuries to come? Here are three possibilities, based on current trends.

This image was lost some time after publication.

The Valentine's Day Survival Guide
Valentine's Day can be a wonderful time to celebrate love; it can also be a hellish disaster waiting to happen. Here's how to hack Valentine's Day to make it a night you'll actually want to remember-whether you've got someone to spend it with or not. [Lifehacker]

Where Are The Science Fiction Movie Love Stories?
With this summer's movies offering giant robots, franchise reboots and X-Men Origins, we can't help but wonder, today of all days: Where's the love? Why aren't there any sci-fi romances in our cinematic future?

What Is Paranormal Romance?
One of the biggest-selling subgenres in the science fiction and fantasy worlds is something called "paranormal romance." This catchall term gets applied to everything from vampy erotica and space opera, so we asked popular paranormal romance authors to define it.

The Romance That Will Change Star Trek Forever
J.J. Abrams' Star Trek takes your familiar crewmembers places they've never been before - including one love story that will forever alter the crew's dynamic. We asked writers Orci and Kurtzman about it. Beware spoilers!

Ten of the Kinkiest Science Fiction Books You'll Ever Read
When you finally sneak away from family gatherings this weekend, you're going to want some adult science fiction to take your mind off things. That's why we've got the ultimate holiday counterprogramming for you: 10 kinky science fiction novels that you can hide in your book bag or e-book reader and enjoy late at night when the kids and parents are in bed.