A protein in octopus skin is similar to a light-detecting protein found in the eye, enabling the cephalopods' amazing camouflage skills.
An octopus named Rambo has been given a waterproof camera and is taking photographs of visitors to her tank at Kelly Tarlton's Sea Life Aquarium in New Zealand.
Using eight flexible legs and a soft web, a robotic octopus can scull through the water like its cephalopod inspiration.
Chameleons in Madagascar previously thought to all belong to a single species have actually turned out to be 11 separate ones.
The National Reconnaissance Office launches a satellite with a fascinating logo and the words: "Nothing is beyond our reach."
Watch: Miles below the surface, a remote-controlled sub is sending live video of its mission, complete with jellyfish cameos.
Ancient seashells abraded white by sand and sea have been revealed in their former multicoloured glory via ultraviolet light.
Technically Incorrect: Paul Allen says he's used high-tech methods to locate the Musashi, which was considered an "engineering marvel" and was sunk by US warplanes in 1944.
Movie prop maker Tim Baker and his team forge a set of Final Fantasy kitchen knives complete with an Ultros knife block in the latest episode of the DIY webseries "Super-Fan Builds."
The flashing lights along the edge of the disco clam's mantle have baffled marine biologists. Here's what they're for.