Numeracy or numerosity, the ability to think about and use numbers, varies among human cultures and within populations, much like intelligence does. Many known languages, for example, have no words ...

Little kids are looking at a lot of dots these days. The theory behind this increasingly popular practice is that an effective way to teach counting might be by … not counting. That’s the ...

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Helena Osana received funding from the Social Sciences and Humanities Research Council of Canada for this research. Jairo A. Navarrete-Ulloa receives funding from the National Agency for Research and ...

Scientists trained three carrion crows to produce one, two, three or four vocalizations based on various visual or auditory cues. pete beard via Flickr under CC BY 2.0 DEED Carrion crows, European ...

The Markov numbers reveal the secrets of irrational numbers and the patterns of the Fibonacci sequence. But there’s one question about them that has resisted proof ...