Regarding a female argonaut’s translucent shell, National Geographic states: "After mating, it begins secreting calcite from the tips of two of its arms, a continuous process. That forms the delicate, ...

Xiaomi is making a robotic charger that will plug directly into your car, no hands necessary. Xiaomi has just launched a ...

Robots exploring the ocean floor today use pre-programmed movements, centralized processors, and rigid structures to do their work. But the sea is unpredictable, and that architecture struggles ...

Most of us think of the brain as a single command center that controls everything the body does. Octopuses work differently. Their arms can sense, explore, and even solve simple problems on their own ...

It could be easy to miss a blob the size of a golf ball. But its blue hue—the rarest color in nature—stood out against the sand, grabbing researchers’ attention. It wasn’t a blob but an adorable blue ...

Researchers documented risk-averse behavior in male octopuses to safeguard a specialized reproductive arm. The right third arm, the hectocotylus, is deployed to transfer spermatophores during octopus ...

Octopuses are some of the most mysterious animals living in the sea. In research out today, however, scientists have pulled back the curtain on the male octopus’ penis-like arm, formally known as the ...

The California two-spot octopus is a solitary creature. How exactly they manage to find suitable mates has been one of the ocean’s best-kept secrets. Now scientists have discovered that male octopuses ...

Octopus sex hinges on a bizarre anatomical trick. In lieu of a penis, the male has a special mating arm called a hectocotylus. He feels around with it inside the female’s mantle—a bulbous structure ...

For a male octopus, there is one appendage it cannot afford to lose. This is its third right arm, which has a specialised role in sex. Therefore, they take extra care to protect it. A new study led by ...