An unofficial ranking of the world's cleverest countries based on criteria including number of Nobel Prize nominations and ...

Hidden in this image filled with the word "CAT" is a single "CUT." Think you have sharp eyes and an above-average IQ?

In an excerpt from IQ and Yourope's European Festival Report, Primavera Sound head of press Marta Pallarès gives her festival ...

In ancient Rome, lead was widely used in glazed table wares, paints, cosmetics, and was intentionally ingested as well as ...

A rigorous nine-year research review looking at the relationship between fluoride and intelligence in children concludes that ...

The world of celebrities might feel shallow sometimes, but some of the biggest stars on the planet are actually seriously smart, with IQs in the genius range ...

Lead pollution in ancient Rome may have dropped the average IQ by up to three points, a new study has found. In the paper, published in the journal Proceedings of the National Academy of Sciences ...

Average IQ levels in the US dropped to 98, falling below the national standards Experts believe the drop in IQ levels is due to increasing technology use READ MORE: IQ scores in the US have ...

Jaylen Reed is a versatile safety prospect from Penn State with an impressive frame and physical build. His thick lower half ...

In this classification, 98 percent of people score between 70 and 130, and 50 percent score between 90 and 110. The further an IQ score is from the average of 100, the fewer people have that score.

In ancient Rome, toxic lead was so pervasive in the air that it most likely dropped the average person’s IQ by 2.5 to 3 points, new research suggests. The study, published Monday in the journal ...