And now, news of a tiny, transparent creature that can pull off a stunning trick - two individuals can fuse to become one. Here's science reporter Ari Daniel. ARI DANIEL, BYLINE: A little more than a ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Late one summer ...

A little more than a year ago, while biologist Kei Jokura was in Woods Hole, Mass., he routinely walked down to the water, scanning for comb jellies. "They look like a jellyfish," he says, "but ...

Researchers discovered that some comb jellies can fuse their bodies together when injured. The unique adaptation, which involves merging their nervous systems and stomachs, has never been seen in any ...