LGF Comment: #vaccineswork pic.twitter.com/6J69nPbBMI — Dr. Matt (@DrMatthew) February ...

Incredible Video From NASA's Solar Dynamics Observatory: A 5-Year Time-Lapse of the Sun

Dr. Matt2/12/2015 4:04:23 pm PST

#vaccineswork pic.twitter.com/6J69nPbBMI

— Dr. Matt (@DrMatthew) February 13, 2015