It’s Friday! Celebrate with an ice-cold cup of links.
Mapping It Out: A terror threat was recently released concerning travel to Europe. It’s also midterm election season. Any correlation? This graphic tracks the two over time. (Information Is Beautiful)
Swamp Shots: Photos of the Everglades, the unique ecological system in Florida, reflect the contrast between the suburban sprawl of the past and the current movement to preserve the environment. (New York Times)
Learning Aids: Classrooms in America need a reboot. Know how to change them? Slate is rounding up ideas. (Slate)
Sound Effects: Boom! Thwack! Blammo! Comic-book sounds are iconic — but how do they translate to movies? (Gizmodo)
Bite-Sized Laughs: To get your humor in 140 characters or less, check out this list of 100 comedians to follow on Twitter. (Splitsider)
Webcomic of the Day: If Superman had a Facebook, his cover would be blown immediately. (TheDailyWh.at)
Striking Shots: Though they’re scary during a storm, these pictures of lightning strikes are hauntingly gorgeous. (LIFE)
Elsewhere on TIME.com: See the best pictures of the week.
Must-See: Want to steal Katherine Heigl’s heart in a romantic comedy? There’s a pretty simple formula. (Nerve)