Sea Slug? Disco Ball? Beautiful Deep-Sea Purple Blob Puzzles Scientists

Researchers have found a curious purple orb near California's Channel Islands – and it's left them stumped.
Read more: http://www.npr.org/sections/thetwo-way/2016/07/28/487799041/sea-slug-disco-ball-beautiful-deep-sea-purple-blob-puzzles-scientists?source=Snapzu