New research has revealed a surprising number of jellyfish predators.
Scientists are still trying to figure out why humans and other organisms need to sleep.
Jellyfish turn up in the unlikeliest of places...a Wisconsin sandstone quarry.
The box jelly has evolved a central nervous system unlike any other animal on Earth.
Scientists have been finding swarms of jellyfish, called blooms, all over the world.
Glowing cats and monkeys? No, you're not dreaming!
Scientists are learning how leatherback turtles adapt to changes in environment.
Imagine if the only way for you to eat were to trek 25 miles on foot to a restaurant and then trek all the way back home afterward.
It sounds like something from science fiction: glow-in-the-dark butterfly eyes. Learn about them on this Moment of Science.
What is the deadliest known creature? It's the sea wasp!