Imagine being stuck in a dark, confined space, where you can’t move or speak. It sounds pretty hellish, and yet it has happened to me countless times. Sleep paralysis is estimated to affect around 8% ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

You wake up to your partner telling you that you had an entire conversation with someone named Bob last night, or your roommate mentions you were giving what sounded like a presentation in your sleep.

Sign up for the Slatest to get the most insightful analysis, criticism, and advice out there, delivered to your inbox daily. If you’ve struggled to fall asleep, you ...