MIT October 7, 2022 6:38 am MIT and Delta Team Up to Eliminate Contrails Researchers have found that contrails trap heat from the earth surface in the atmosphere. US & World Videos 3:17 Forecast: All eyes on possible rain, snow on Thanksgiving 0:28 3 killed in crash on I-93 in Salem, NH 1:50 Thanksgiving travel expected to set new record 0:19 No injuries after fire breaks out at Stoughton business 0:16 Dorchester shooting leaves man hospitalized
