Last night, during Obama's acceptance speech, he said "It's been a long time coming, but tonight, because of what we did on this day, in this election, at this defining moment, change has come to America." This song is the classic Civil Rights Movement piece he was referencing.

A history of the ubiquitous peanut butter and jelly sandwich. (Reggie and the Full Effect - Congratulations Smack and Katie)

Rays (and their close relative skates) have a very unique method of underwater locomotion in which they pass waves down their pectoral fins to produce lift and forward thrust. This school of cownose eagle rays display beautiful examples of this type of locomotion.