July 24, 2014 6:00 pm 3D Printers Teach Students About Engineering Two dozen students at a summer program at the University of New Haven are learning engineering skills thanks to 3D printers. US & World Videos 2:07 New study links consuming red meat with dementia 2:05 Police find, return dozens of abandoned Amazon packages 1:42 Car sent flying into the air after speeding through rotary in Massachusetts 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl