When the Guardians of the Galaxy DVD comes out next month, the extras feature has this outake: the Star Lord and Ronan dance-off actually happened.
Can You Fix A Machine By Smacking It?
Very cool animated chart of North American butterflies.
Why Do Humans Have Thumbs?
ICYMI, Wednesday's links are here, and include the origin of Humpty Dumpty, illustrated fainting technique (to attract the attention of a specific gentleman), terrifying non-existent animal hybrids, and a quiz to find out which famous brains are most similar to yours.