About half of Americans are middle class, according to the Pew Research Center. Definitions of the middle class may depend on income, assets or job status. Given current economic conditions, being ...

The discipline of classification and taxonomy involves the grouping of organisms into categories based on different properties including size, shape and gene sequences. Classification can help to ...

Rodney Mims Cook, Jr., a Presidential sidekick from Atlanta and a triumphal-arch enthusiast, is just back from Russia, where he hung out with Putin and Steven Seagal.

We're not running a live page on the war in Iran today, but catch up on the latest from the last 24 hours with our summary here: Ship sunk off Yemen: An Indian-flagged ship has capsized and sunk near ...