IQ scores are often used to compare cognitive performance across countries, but the numbers can be controversial and widely debated. Factors like education quality, nutrition, culture, and testing ...

Top 10 countries with the highest IQ in the world 2026: Global IQ rankings always grab attention because they try to compare how people in different countries perform on cognitive tests. The 2026 data ...

Joe Walsh is a senior editor for digital politics at CBS News. Joe previously covered breaking news for Forbes and local news in Boston. A state court judge on Wednesday blocked Virginia from moving ...

William James Sidis spoke 25 languages and had an IQ 100 points higher than Albert Einstein's, but the smartest man in the world just wanted to live his life in seclusion. Believed to be the smartest ...

Wolfgang Amadeus Mozart is arguably the most celebrated child prodigy in history, composing his first pieces of music aged five, his first symphony at eight and his first opera at 11. After a study in ...

Share on Pinterest A new study found no link between fluoride in drinking water and negative impacts on brain health. Aidana K/Stocksy A new study finds no evidence that fluoridated drinking water ...

According to Satya Nadella on X, Microsoft is rolling out a Word Copilot update that can track changes, leave inline comments, and act like a collaborative coworker inside documents, grounded in ...

You may be wondering what the fuss is about when it comes to having a high IQ. After all, having one doesn't predict success, and it certainly doesn't make life easier. Some could argue that being ...

Tests of intelligence and brain function showed the same results whether or not people drank fluoridated water growing up, a highly anticipated, long-term study found. Subscribe to read this story ...

Two U.S. states and more than a dozen cities and counties have moved in the past year to stop adding fluoride to community drinking water, citing research suggesting the mineral could harm children’s ...