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

There's nothing quite as good for your health and well-being as getting good, quality rest. It can work wonders for your body and mind and there's a lot of research around sleep and its importance in ...

You're back in school and suddenly have to take a test, despite not having been present to learn any of the material. Your teeth are suddenly falling out. You run into an acquaintance you haven't seen ...

Have you ever woken up with vivid memories of a dream, only for them to fade within minutes? Or perhaps you rarely remember your dreams at all? While some people recall intricate dream sequences every ...

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 ...

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 ...

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Dreaming of a person who has died is a common subconscious experience but the answer to why it happens is complex and nuanced ...

Do they predict the future or simply rehash the past? By figuring out why we dream, researchers are hoping to nail down what the nightly cavalcade of images and events means. Ever since Sigmund Freud ...