Octopuses can be fooled into thinking a fake arm is actually their own. When scientists in Japan pinched an artificial appendage during experiments, octopuses recoiled in defense – swimming away, ...

Octopuses and their arms are still a bit of a mystery. Not because scientists don't know how they work; their arms are boneless hydrostats, made up of groups of muscles working together, and capable ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. There are many remarkable things about octopuses—they’re ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. While the bite from a venomous blue-lined octopus (Hapalochlaena ...

The regular Short Wave science roundup covers mysterious red dots in space, the neurons behind optical illusions and a study of octopus arms. It's time now for our science news roundup from Short Wave ...

Octopuses have gotten a reputation for being cunning camouflagers and intelligent creatures. But some are known for a more ominous reason: They're deadly. One group — the blue-ringed octopus (genus ...

This is read by an automated voice. Please report any issues or inconsistencies here. Ghost, a giant Pacific octopus beloved by aquarium visitors, is entering senescence, the final stage of her life.