Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Go diving into the intertidal waters of the Great Barrier ...

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 ...

With eight tentacles, a massive brain, and a surprisingly malleable body composition, octopuses are among the weirdest and most intriguing creatures around. Living at depths of anything from around ...