Ink. When discovered, an octopus will release a cloud of black ink to obscure its attacker's view, giving it time to swim away. The ink even contains a substance that dulls a predator's sense of ...

An octopus has three hearts and long arms with suction cups. It probably seems very different from you. But you have the main ingredients of octopus ink in your body, too! I talked about octopus ...

Octopuses have many amazing abilities and characteristics; they have huge brains and can solve puzzles; their ink can ...

A compound found inside octopus ink has been created artificially in the lab and used to kill cancer cells. The development could eventually lead to new cancer treatments. Martín Samuel ...

An octopus in attack mode is the ocean’s version of a ninja. In the waters of the Mediterranean, these divers encountered an octopus. As they tried to get close, the octopus wasn't having it.

An ink that changes colour when exposed to light, like an octopus does to match its surroundings, could one day be used for automatic camouflage. Most colour-changing inks and materials use ...