Technology October 7, 2024 7:07 pm Smart glasses raise privacy concerns, Harvard students show in study As two Harvard students demonstrated, Ray-Ban Meta Smart Glasses can be used to learn personal information about strangers. US & World Videos 1:53 Oil spill in Muddy River is threatening wildlife 1:40 Public wake to be held Monday for Endicott College police sergeant 0:22 Serious crash on Route 3 in Billerica 3:11 Forecast: Busy pattern, warm midweek 2:00 Wakefield fatal house fire doesn't appear suspicious, police say