October 16, 2020 9:45 pm The Science of Smiling We all do it, sometimes several times a day. But what can smiling tell us? The Ten takes a look at everything from the health effects to the different types. US & World Videos 24:42 @Issue: 20 years of same-sex marriage in Massachusetts 4:03 Patchy fog and some showers on Sunday morning 1:54 Authorities looking for man accused of sexual assault in Cambridge 4:16 Forecast: Scattered showers overnight, early showers possible Sunday 0:20 Trash room fire sparks at Boston apartment building
