Smile Shot

Think you look bad in selfies? Blame your camera! This is Sandra Tsing Loh with the Loh Down on Science. Beauty is a big business. All day, pictures of beautiful people claim certain products will make you beautiful, too. But researchers at Iran’s Islamic Azad University wondered: Can cameras play

Picture This

Does Mona Lisa’s smile jog your memory? This is Sandra Tsing Loh with the Loh Down on Science. Snapchat! Instagram! Good ol’ Kodachrome! We count on them to help us relive the good times. But could just the ACT of taking a photo help us remember the moment? Alixandra Barasch