"You definitely don’t want to touch." Videographer captures mesmerizing footage of incredibly unique ocean creature: 'I ...

Collins said he will never forget the moment when he was diving in British Columbia and looked over his buddy’s shoulder only to see a large lion’s mane jellyfish in person. “That was the first moment ...

Jellyfish infestations are troubling tourists and scientists alike. A diver attaches a sensor to a large Echizen jellyfish, Oct. 4, 2005 off the coast of Komatsu in Ishikawa prefecture, Japan. Yomiuri ...