Every night—and every day—we find ourselves dreaming. While modern science has given us clues to interpret our dreams, they remain undeniably mysterious. A quick glimpse at history reveals how cultures have developed rituals and technology to help deliver good dreams for more peaceful nights' sleep.
Read moreAlthough most people will have forgotten 90% of them just a few short minutes after waking up, dreams are our constant nightly companions. What do we know about these fantasy worlds we escape to during sleep?
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