The rare reptile, injured by a boat years ago, now has a custom-made device made by three innovative New England firms.

Charlotte, a green sea turtle at Connecticut's Mystic Aquarium, wears a custom 3D-printed prosthetic harness on his backside. Charlotte, who was named before they realized he was a boy, was hit by a ...

Many people will reach for an aquarium ... source of bubbles. But not [truebassB], instead he built his own air pump from first principles (YouTube, embedded below) using PVC pipe.