Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Most animals sleep, though we still don’t entirely know why ...

Octopuses are renowned for their instant color-changing abilities, a skill they use to outwit predators and surprise prey. Yet, the energy cost behind this extraordinary camouflage has remained a ...

The octopus is one of the ocean’s most fascinating animals. As a species, it possesses almost humanlike intelligence and traits rarely seen in other marine life. This octopus we found on @deepandscary ...

Underwater octopuses change their body color and texture in the blink of an eye to blend perfectly into their surroundings ...

Camouflage isn't the only way cephalopods have evolved to change their appearance. Octopuses and other cephalopods make the fastest transformations in the animal kingdom. Here, a giant Pacific octopus ...

Octopuses change colour when they sleep, and it might be because they are dreaming. Sidarta Ribeiro at the Federal University of Rio Grande do Norte in Natal, Brazil, and his colleagues have found ...

Animals change colour primarily for survival. This ability, called chromatic adaptation, helps them blend into their surroundings to avoid predators or to sneak up on prey. It's an essential form of ...

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 chemical ...

The research team led by Dr. Dae-Yoon Kim at the Functional Composite Materials Research Center of the Korea Institute of ...