Farm-bred octopus: A benefit to the species or an act of cruelty?

Sandwiched here between the Pacific Ocean and Kona Airport—atop a dusty volcanic desert—dozens of 50-gallon water tanks gurgle and bubble away; each home to a solitary, wild-caught octopus and a couple of floating, plastic ...

Physicists reveal non-reciprocal flow around the quantum world

A pair of theoretical physicists, from the University of Exeter (United Kingdom) and the University of Zaragoza (Spain), have developed a quantum theory explaining how to engineer non-reciprocal flows of quantum light and ...

Do octopuses, squid and crabs have emotions?

Octopuses can solve complex puzzles and show a preference for different individuals, but whether they, and other animals and invertebrates, have emotions is being hotly debated and could shake up humans' moral decision-making, ...

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