You’re backpacking—perhaps camped at high elevation—and you just had another absolutely bonkers dream. Many of us experience ...

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 ...

Ever wake up convinced something happened that actually didn’t? That vivid memory of a conversation with your friend, a movie you’re sure you watched, or an event that feels completely real but never ...

People who take longer to get to the dreaming part of the sleep cycle are more likely to develop dementia, a new study suggests. Taking longer to enter the dream phase — known as rapid eye movement or ...

Marijuana affects dreams. Stoners say they don't have dreams but if they stop smoking for a few days, they are flooded with dreams. Is there any psychological research supporting this? Sleep and ...

Sleep is something we all do every day, yet it’s surprisingly complex and full of mystery. While it may feel like nothing ...

REM stands for Rapid Eye Movement and it’s seen as the deepest stage of the sleep cycle. As the name states, REM sleep is ...

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 ...

The simulation hypothesis states that we are characters in a computer simulation. Scientists have taken this hypothesis seriously I think because it offers interesting potential explanations for a ...