It may seem obvious to anyone who has a pet cat or dog that they are dreaming when they sleep. Cats and dogs have sleep cycles much like ours, with alternating periods of slow-wave sleep and ...

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 ...

This article originally appeared in Knowable Magazine. 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 ...

Experts say dogs can dream about familiar people during REM sleep, reflecting memory, emotion, and bonding shaped by shared daily routines ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. My foster dog, Darla, a gastrointestinally challenged pit bull ...

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 ...

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, ...

Rats do not simply drift through vague, sleepy fog. Their brains light up with detailed replays of the day, from sprinting ...