Look up at night. Billions and billions of stars out there, and yet the sky is black? Wait, what? Shouldn't it be glowing like a giant lamp? This is not a silly question, by the way. It's a real puzzle that confused scientists for hundreds of years, and it even has a name: Olbers' paradox. The Forest Problem Imagine you're standing in the middle of a forest. If the forest is small, you can see gaps between the trees. But if the forest goes on forever, then wherever you look,

What Happens to Time When We Sleep? Our beds travel to space when we sleep? Daydreams come true? Myths, myths and myths. Too many myths. The main question here, though, is: what happens to time when we sleep? Do you ever wake up and feel like you've been, like, Princess Aurora, sleeping for years? Or you've just slept for a second and woken up like a click, even though it's been 8 hours by the clock? Same brain, same bed, totally different feelings. So what's going on? Your B

Aanya Singhal You might've heard your friend or your teacher mention how the universe never stops growing in a conversation or class. Did...