On Monday afternoon, I was doing some reporting in West Philadelphia when I noticed this pair of huge streaks stretched across the sky. And as soon as I posted about it, the conspiracy theories, practical explanations, silly observations and wild guesses started rolling in. Was this some secret government activity? Alien invaders? Something even worse?
1. Geo-engineered Clouds?
@VictorFiorillo Those giant lines in the sky are shadows being cast on heavy metal particulate matter in geoengineered clouds.
— Lisa Thomas (@clearlyess) November 12, 2013
2. Is Veterans Day to Blame? Wonders Cecily Tynan
3. Contrail Shadows?
4. Santa Is Totally Plausible
— Larry Giuffra (@yet_another_day) November 11, 2013
5. Or Angels Sledding...
— PhillyChitChat.com (@iPhillyChitChat) November 11, 2013
6. The Ominous-Sounding Chemtrails
(Really geo-engineered clouds but under a better name)
— Sonia (@MowniaMowtruse) November 11, 2013
7. Back to the Future Comes to Life
Seems too simple.
It stands for High Frequency Active Auroral Research Program, but it's best that I just let nutcase Jesse Ventura explain it to you:
Well, these reader-submitted photos seem to show what the big blue streaks are: shadows. But shadows of what, Mr. Ventura?