Editor’s note: “This Week’s Expert” is a weekly feature in which experts from UC Irvine will share their knowledge with Orange County on a variety of issues and topics ranging from local to ...

Some cultures are fixated on numbers. Others don’t even have words for numbers. And then there’s Bolivia’s Indigenous Tsimane’ community, which has members who can count indefinitely, and others who ...

Numbers can be used most flexibly to quantify, rank and identify. 'Cardinal' number refers to quantitative number assignments assessing set size (numerosity), whereas 'ordinal' number applies to ...