This story appears in the October 2018 issue of National Geographic magazine. Moon jellies, which are found in shallow bays around the world, look like small, not entirely friendly ghosts.

Our next craft project is inspired by jellyfish, those cute and squishy creatures that float on the ocean surface. We are going to show you how to turn a paper lunch bag into a cute jellyfish that ...

Hydro Flask's new Jelly Collection is one drop you don't want to miss as these limited-edition water bottles and tumblers ...