Blue-ringed octopuses carry a killer concoction called tetrodotoxin (TTX), a potent neurotoxin that can paralyze living things, including humans. Tetrodotoxin is most famously known from pufferfish — ...

A woman swimming at a beach in Sydney, Australia was bitten by a blue-ringed octopus on Thursday, which is one of the most deadly marine animals in the world.

“Australia has a higher biodiversity of dumbo octopus species compared to other countries but many of these species have only been recorded or described in the past few years.

An Australian teen nearly died when he was bitten by a poisonous blue-ringed octopus hiding in a shell he scooped out of the ocean to show his niece.

Origin Energy’s investment in UK-based Octopus Energy is poised to pay dividends for the Australian electricity and gas giant ...

Researchers say octopuses not only throw objects — an uncommon behavior in animals — but may also be capable of deliberately targeting each other.

A new species of flapjack octopus, with massive eyes and blood-red tentacles, has been discovered from a deep-sea canyon off the coast of Australia.

PERTH, Australia — An Australian teen who put a sea shell into his pocket with the intent of giving it to his niece nearly died when he was bitten by poisonous octopus that was hiding inside the ...

Analysts had put a far lower valuation on Kraken, the cloud-based utilities software, than suggested in British media reports ...

A new species of shape-shifting octopus has just been described by scientists in Australia. The tiny cephalopod grows only about 1.6 inches across, but it can survive more than half a mile beneath ...

Octopus Australia, a subsidiary of the UK-based Octopus Group, has acquired 28,000 hectares (ha) of land in the Australian state of New South Wales to develop the 1GW Merino wind farm.

Male blue-lined octopuses inject a powerful neurotoxin into the hearts of females before mating to avoid being eaten, according to a new study.