Video: The Science of Chocolate (a.k.a. the real meaning of Valentine’s Day).
Horror-movie-themed Valentine’s Day cards and a collection of really nerdy Valentine’s Day cards.
The history of those chalky little pastel hearts with sayings on them.
Seven aphrodisiac cocktails to put you in The Mood.
A dose of cynicism for Valentine’s Day.
Forget chocolate on Valentine’s Day, try semen, says Surgery News editor. Retraction, resignation follow.
Mark Steyn tells you everything you ever wanted to know (and more) about My Funny Valentine.
Anti-Valentine’s Day cards from a bygone era, plus vintage Valentine’s from 100 years ago and a collection of vintage meat and weapons-related cards.
ICYMI, Friday’s links are here, including the “untranslatable” emotions you never knew you had, a supercut of people running in slow motion in movies, the human race’s 9,000 year old love affair with booze, and a DIY machine that sorts M&Ms and Skittles by color.