Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Your emotions can be an important guide to help you think better, except when they don't. A new study suggests how to ...

Rachel is a freelancer based in Echo Park, Los Angeles and has been writing and producing content for nearly two decades on subjects ranging from tech to fashion, health and lifestyle to entertainment ...

US President Donald Trump told Prime Minister Benjamin Netanyahu not to be “so fucking negative” in a tense phone call on Friday, Axios reports. The conversation took place shortly after Hamas ...

New survey data finds that nearly 1 in 5 high schoolers say they or someone they know has had a romantic relationship with artificial intelligence. And 42% of students surveyed say they or someone ...

Zach began writing for CNET in November, 2021 after writing for a broadcast news station in his hometown, Cincinnati, for five years. You can usually find him reading and drinking coffee or watching a ...

Recovering from addiction is not an easy journey, and relapse is often a part of this. Relapse typically refers to either using substances again or a reoccurrence of behaviours that were present ...

A version of this story appeared in CNN’s What Matters newsletter. To get it in your inbox, sign up for free here. President Donald Trump and his top aides are using the word “insurrection” more ...

During a CNN town hall on Wednesday, progressive lawmakers Sen. Bernie Sanders and Rep. Alexandria Ocasio-Cortez faced tough questions about the government shutdown and other pressing national issues.

(CNN) — Nobody ever wants to hear they have cancer, but when it strikes a young person, the news is perhaps even more devastating because everything about the future they were imagining and working ...