There's not much fisherman Al McGlashan hasn't seen as far as marine life goes, but it's the first time he's seen this.

We asked you to submit your stories of hope and wonder—and we learned that our readers are brimming with joy and delight in ...

Thomas Mulligan examines the potent neurotoxins of the blue-ringed octopus to reveal how such a small creature can pose a ...

Nearly 1,800 meters beneath the surface of the Pacific, a remotely operated submersible was creeping along the slope of a Galápagos seamount when its camera caught a tiny, dark blue octopus perched in ...

While on a deep-sea expedition in the Galapagos in 2015, scientists found a golf-ball sized, short-armed blue octopus. In a recent study, they confirmed that it’s new to science. The newly described ...

CHICAGO — A deep-sea robot gliding over the ocean floor near the Galápagos Islands captured footage of something researchers had never seen before: a tiny, vivid blue octopus no bigger than a golf ...