A rather beautiful-looking jellyfish with an orange hue, long tentacles, and a sun pattern etched into its bell, the sea ...

This remarkable migration pattern has a crucial consequence: The jellyfish avoid the shaded lakeshore areas where their primary predators, anemones, live. The daily migration also benefits the ...

a girl exclaims. “I think they’re just mesmerizing,” Jennie Janssen, the assistant curator who oversees the care of the aquarium’s jellyfish, tells me. “They don’t have a brain, ...