Mathematicians rely on numbers, but finding words to explain different levels of certainty has stymied everyone from the ...

An unusual tennis competition that pits amateurs against professionals in one-point matches is launching at the Australian ...

Humans respond to environments that change at many different speeds. A video game player, for example, reacts to on-screen ...

Nisha Gopalan is a former Senior Overnight Assignment Editor for Investopedia News. She is an award-winning financial journalist who has worked in London, where she is currently based, and Hong Kong.

We asked U.S. teens how common a variety of problems are among students at their school. Anxiety and depression tops the list, with 30% of teens saying it’s extremely or very common at their school.

Pew Research Center conducted this study to understand Americans’ views of problems facing the country. For this analysis, we surveyed 5,086 adults from Jan. 27 to Feb. 2, 2025. Everyone who took part ...

Life is uncertain. None of us know what is going to happen. We know little of what has happened in the past or is happening now outside our immediate experience. Uncertainty has been called the ...

If you want to get people’s attention to address a problem, making it seem as big as possible is a nearly universal reflex. Across more than a dozen experiments, they find that describing how big a ...