Featured in sea creatures
Mysterious sea monsters that wash ashore are rarely mysterious (and never monsters)
The real weirdos never even make it to land.
Sea spiders use their guts to pump oxygen through their freaky little bodies
Talk about having your heart in your stomach...
The Australian Eastern Abyss is a treasure trove of strange, often penis-shaped animals
There's so much goo.
Giant Squid Surfaces From The Deep In Japanese Harbor
Humanity's closest encounter ever to mysterious mollusk
Coral Reef That Ejects Guts Could Help Humans Regenerate Organs
A natural eject button.
Video: Squid Skin Dances When You Blast Cypress Hill At It
Insane in the chromatophores
The Top 10 New Species of 2011
Just discovered: Glowing fungus, ship-eating bacteria, toughest-silk spider and terrible toothed leech
Undersea Mating Habits of the Stars
Popular Science talks to Isabella Rossellini about her new series of sexy science films