Danger! Animated GIF from the early web!

Marginalia

• Literally Unbelievable
  "Stories from The Onion as interpreted by Facebook"
• Amtrak gets OK for 110-mph Chicago-Michigan service
  Make it happen.
• The Death of the Cyberflâneur
  "The idea of exploring cyberspace as virgin territory, not yet colonized by governments and corporations, was romantic; that romanticism was even reflected in the names of early browsers (“Internet Explorer,” “Netscape Navigator”)."
• Book Art by Brian Dettmer
  Like carving soft stone with thousands of shifting layers. So very gorgeous.
• Bricks in Space
  LEGO experiments on the International Space Station. Yes, please.
• Personified Teeth Dental Signs
  They really are creepy when you stop to think about it. Creepiest: personified teeth *with* teeth.
• Apollo 11 Lunar Landing Visualization, 1969
  Very cool, multi-axis visualization of Apollo 11 landing, with audio.
• Letters of Note: Dear Son
  Wonderful, deeply moving letter from the father of the second American astronaut to circle the planet.
• New Release: Orbital: Wonky
  April 3 (U.S.)/April 1 (international).
• Gmail Snooze
  Oh how I wish this were available for non-Apps mail.