Octopuses have gotten a reputation for being cunning camouflagers and intelligent creatures. But some are known for a more ominous reason: They're deadly. One group — the blue-ringed octopus (genus ...

Octopuses already exist in a strange corner of the animal world, with soft bodies, problem-solving brains, and the ability to change color in a blink. Even within that group, a handful of species push ...

The blue-ringed octopus is one of the smallest and most dangerous sea creatures in the world. Measuring only slightly more than a golf ball, this creature lives in shallow water along the coasts and ...

Discovered: DNA half-life makes Jurassic Park impossible; legalizing assisted suicide doesn't make everyone want to die; look at this venomous blue-ringed octopus; cellular findings earn Nobel.