An assortment of absurd, useful and funny words and phrases entered the vernacular this year. How well do you know them?

Do you ever feel like you’re running out of time? The people of TikTok do. And this new sound is here to call you out. As suspenseful music plays in the background, a female voice asks: “Do you know ...

Answer: A. Mariah Carey’s megahit “All I Want for Christmas Is You” may have just broken the record for the most weeks at No.

From using words to overthrowing regimes, shared awareness is necessary for people to coordinate. The cognitive scientist explains to Nature how it works. When Everyone Knows That Everyone Knows...: ...

Sharks are formidable fish, having survived multiple mass extinction over hundreds of millions of years. But how much do you know about these misunderstood creatures? Take our science quiz to find out ...