Imagine standing in a quiet meadow; the emerald grass blades and yellow flowers sway with a gentle breeze. As a brook murmurs in the distance, everything feels weightless and soft. Then, with a sharp ...

That’s a really interesting question, and people have been asking it for thousands of years. But it’s difficult to answer.

Colino is a contributor for TIME. Photo-Illustration by Chloe Dowling for TIME (Source Images: Douglas Sacha—Getty Images, francescoch/Getty Images; Tess Trunk—Getty Images via Canva) Colino is a ...

Some folks wake up with vivid memories of their dreams, while others draw a complete blank. A study showed that personality ...

Dreams have captivated humanity for millennia, interpreted as divine omens in ancient cultures or as Freudian insights into unconscious desires. Modern neuroscience explores dreams as a window into ...

Anthony Bloxham does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

It’s like watching a rerun while you’re sleeping: Once again, you show up for a class not knowing there’s a test, or lose control of your car while driving, or get chased by a shadowy figure.

Dreams are subjective conscious experiences generated by the brain during sleep. That’s it. That’s all we know with certainty about dreams. They occur without our control or self-reflection (I’m ...