Each night, we’re visited in dreams by people we know and love, by strangers, and even by natural and supernatural elements. Our dreams can be seen as one of the ways our subconscious works through ...

The octopus is still, suspended upside down on the glass wall of her tank, just below water level. Her eyes are shut, her eight arms knotted snug behind her head, her pale-gray body gently pulsing.

Do animals dream? If you’re a pet owner, it may seem obvious that your furry friends dream. Most of us have seen dogs running in their sleep or cats meowing during a nap. But this is an academic ...

“I think dreaming gives us a way of extending a number of cognitive capacities to animals; that includes things like emotion, memory, and even imagination,” says David M. Peña-Guzmán, who studies the ...

Anyone with a cat or dog can attest that they seem to experience dreams. As I write this, the sleeping spaniel next to me is making muffled barks, wagging her tail, breathing irregularly, and wiggling ...

ONE autumn day in 2020, Daniela Rößler drove home with a car full of jumping spiders. Her lab was closed due to covid-19 regulations, so, after a day in a dry field spent corralling her specimens, ...

Young jumping spiders dangle by a thread through the night, in a box, in a lab. Every so often, their legs curl and their spinnerets twitch—and the retinas of their eyes, visible through their ...