April 5, 2017 3:05 pm ‘Infinity Cube' Lights Up Birch Aquarium The “Infinity Cube,” an immersive, 8-foot cube that explores bioluminescence, light produced by living organisms in the marine world, opens April 7 at Birch Aquarium. US & World Videos 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl 2:59 Keep these travel etiquette tips in mind this holiday season 2:20 Bodies of Missing Men Found in Rubber Bins Inside Storage Unit 1:42 Hundreds of Golden Retrievers Walk a Mile for the Official Boston Marathon Dog 1:51 Typewriter Shop Owner Receives Gift From Tom Hanks