Valentine’s Day is almost here, and those in love are excited as ever. But just a day prior to Valentine’s Day, as Kiss Day (on February 13), which is the perfect day to let your significant other ...

A single kiss can leave a lasting impression, whether it's in real life or on the silver screen. But why, exactly?

Kiss Day tends to land right at the emotional peak of Valentine’s Week. By the time February 13 rolls around, couples have already done the roses, chocolates and long messages. This day feels quieter, ...

156. Every time you kiss my forehead, I feel like the luckiest girl alive. Happy Kiss Day! 157. Sending a thousand virtual kisses until I can give you a real one. 158. Your kisses are my favorite ...

How do you know if your partner loves you?

ARC Future Fellow and Professor in History and Archaeology, Macquarie University You’ve booked the restaurant, chosen the outfit, and selected a romantic spot for the perfect nightcap. But have you ...

Kendra Pierre-Louis: For Scientific American’s Science Quickly, I’m Kendra Pierre-Louis, in for Rachel Feltman. There is something about a good kiss that can stick with you, that can give you ...