The pandemic offered an unprecedented opportunity for the researchers who study why and how we dream.

Caffeine makes us more energetic, efficient and faster. But we have become so dependent that we need it just to get to our baseline.

We know more about sleep than we ever have and we’ve never been worse at it.

When they go to bed tonight, white people will be five times likelier to get a good night’s sleep than African-Americans.

Living with hypersomnia, a disorder marked by sleeping dozens of hours straight and still never feeling truly awake.

A story of brutally honest parental thoughts.

"Actually, we believe the pediatrician is right. The baby would be fine, she’d work it out on her own. In the morning, when we enter her bedroom, guilt-ridden and spent, our daughter would smile her smile of delight—her oldest and best trick—the smile she offers to anyone who shows her a bit of interest, but most of all to her parents, who are most in need of it. She’s a narcissistic insomniac, prohibiting others from sleeping if she cannot. A sentimental whore, refusing to sleep alone in her own bed. The most grating of alarm clocks: no radio option, no snooze button. But here are her trump cards: she smiles as if she herself had discovered joy, and she never holds a grudge."

On Ambien and the search for the next blockbuster insomnia drug.

The science of sleeplessness.

We know we need it, but we don’t know why.