We named him Squirt—not because he was the smallest of the 16 cuttlefish in the pool, but because anyone with the audacity to scoop him into a separate tank to study him was likely to get soaked.

In June 2025, the SciFri Book Club read Many Things Under a Rock: The Mysteries of Octopuses by David Scheel. Luckily, there is also a young readers edition, so you can learn about these amazing ...

A new study revealed that two species of octopus have the capability to rewire their brains in response to temperature changes. Because octopuses are cold-blooded, “they cannot internally regulate ...

We named him Squirt – not because he was the smallest of the 16 cuttlefish in the pool, but because anyone with the audacity to scoop him into a separate tank to study him was likely to get soaked.

Did you know octopuses are highly intelligent animals with the ability to problem-solve complex puzzles – and even change color? They have three hearts and blue blood, helping them survive in deep ...

Octopuses seem otherworldly, and as Scheel examines key mysteries that have driven his work, he unearths just how much there is left to learn about these charismatic cephalopods. If you’d like to ...

Research shows that up to 50% of the human brain is involved in visual processing. For octopuses, that number is roughly 70%. There are similarities between octopus and human eyes — both involve a ...

Octopuses break so many biological expectations that scientists still struggle to explain how they ended up this way through normal evolution. From how their brains work to how their bodies heal, ...

When the Japanese artist Shimabuku was 31 years old, he took an octopus on a tour of Tokyo. After catching it from the sea with the help of a local fisherman in Akashi, a coastal city over 3 hours ...

A creature of soft body, eight arms with one brilliant brain, short lived creature, yet it thinks in a certain way that rivals some mammals. It's an octopus that has around 500 million neurons which ...

The Red Sea, sandwiched between northeast Africa and the Arabian Peninsula, is teeming with life, including octopuses and more than a thousand species of fish. Every day, the goal of these creatures ...

Octopuses have a way of making familiar rules feel optional. They live on Earth but behave like visitors with a different instruction manual. Scientists study them for answers about intelligence and ...