Drift off to tales about science, history, and more, with these really true 5-minute stories from Britannica. Find out why we sleep, where dreams come from, and how astronauts sleep in space. Discover fascinating facts about the world's loudest snorer, biggest bed, and biggest sleepover party. Find out what animals are awake when you're asleep, and what humans are awake doing their jobs in the night, too! Explore beds from different times and places, including the beds of King Tut, and have all your questions answered about the night itself—the moon, the stars, constellations, and more. Sweet dreams!