- How aphrodisiacs work
- The anatomy of a kiss
- The body's reaction to falling in and out of love
- How chocolate is made
- A behind the scenes look at online dating
The special feature (found at www.howstuffworks.com/valentinesday) also includes hundreds of recipes for romantic dishes, Consumer Guide's tips for finding the perfect Valentine's Day gift and Mobil Travel Guide's expert picks for the most romantic restaurants and hotels in your area.
Marshall Brain, the original "brain" behind HowStuffWorks and renowned for his ability to explain a wide variety of topics for anyone to understand, is available for interviews about How Valentine's Day Works. He has made several national media appearances including on Oprah, Fox News Channel, CNN and The History Channel.