U.S. President Donald Trump said he would speak to Russia's Vladimir Putin on Tuesday morning about ending the Ukraine war, ...

A new way of estimating rural populations has found that we may be undercounting people who live in these areas, potentially inflating the global population beyond the official count of 8.2 billion - ...

Though his forebears were spared from the worst of the Holocaust, they still had a front-row seat to the gradual rise of the ...