Jellyfish: Jellyfish and sea jellies are the informal common names given to the medusa-phase of certain gelatinous members of the subphylum Medusozoa, a major part of the phylum Cnidaria. Jellyfish ...

PADRE ISLAND, Texas – Visitors to Port Aransas and Padre Island beaches may have encountered an unusual sight lately: a cotton candy-looking jellyfish. The rare “pink meanie” jellyfish are washing ...

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For Caribbean box jellyfish, learning is literally a no-brainer. In a new experiment, these animals learned to spot and avoid obstacles despite having no central brain, researchers report September 22 ...

One of nature’s most simple creatures has an elegant approach to propulsion. By Kenneth Chang Locomotion through the seas can be arduous. Water is more viscous than air, and so underwater creatures ...

Multiple massive, rare jellyfish washed up on the Texas coast recently, surprising some beachgoers and feasting on a smaller jellyfish species. Jace Tunnell, the director of community engagement at ...

At Delaware's Lewes Beach, Beach Patrol Captain Strohm Edwards has seen more jellyfish this year than any other and stings have tripled. Along the Nantucket Sound shoreline, researchers believe ...