https://commons.wikimedia.org/wiki/File:Sinaida_Jewgenjewna_Serebrjakowa_At_the_Dressing-Table_1909.jpgZinaida Serebriakova's self-portrait feels like a modern selfie.
An Operation Smile volunteer reverses an oxygen mask so a child with a cleft condition can blow a bubble for the first time in Guadalajara, Mexico. (Operation Smile Photos)
