These intelligent sea creatures have multiple brains — nine, to be exact. In addition to a central brain located between its ...

The octopus is one of the world’s most alien creatures, but nothing puts that into perspective more than the physiological ...

Scientists from Cincinnati Children's and colleagues based in Japan report achieving a major step forward in organoid ...

Will Blue Bloods' Tom Selleck appear in the Boston-based spinoff Boston Blue? Donnie Wahlberg shares hints about the new ...

Barrel jellies are the UK's largest and have recently been spotted all around the Devon and Cornwall coasts. They cause ...

4. They Bleed Blue Unlike us, octopuses have blue blood. The reasoning behind this blue blood is the copper-based molecule, hemocyanin.

4. They Bleed Blue Unlike us, octopuses have blue blood. The reasoning behind this blue blood is the copper-based molecule, hemocyanin. This molecule enables efficient oxygen support in cold, ...

In addition to Donnie and Tom, Blue Bloods, which came to an end last fall following a cancellation after 14 seasons, also starred Bridget Moynahan, Vanessa Ray, Will Estes, Abigail Hawk, and Len ...

Veined Octopus. Image via Unsplash. Cephalopods—including octopuses, squids, and cuttlefish—are among the most intelligent invertebrates and also possess blue blood. These remarkable marine creatures ...

As we’ll cover in more detail below, both octopuses and squids also have blue blood! They have a lot of blood—and they need it—because their circulatory systems have three hearts. It turns out these ...