An animated history of Valentine’s Day, plus an explanation of why the heart is associated with love.
DIY machine sorts M&Ms and Skittles by color.
BBC: The untranslatable emotions you never knew you had.
Supercut of people running in slow motion in movies.
Humans And Booze – A 9,000-Year Love Affair.
Eating spicy food might help you live longer.
ICYMI, Monday’s links are here, and include the etymologies of all 50 state’s names, 1649 suggestion for adding weasel brain to your cheese to keep rats and mice away, WW1 meatless (and wheatless) recipes, and a Bill of Mortality showing causes of death in London for the week of Aug 15 – 22, 1665.