WASHINGTON — As President Trump embarks on his astonishingly ambitious first foreign trip, he faces an intriguing test of rhetorical resolve: Will he use the expression “radical Islamic terrorism” ...

It’s fair to say that the “pussy hat”—those pink, cat-ear knit caps that have been making mass appearances at political protests—is a thoroughly modern phenomenon. The hats came to life in an L.A.

Our former commander in chief enjoyed a well-worn phrase more than most. Sometimes he slipped up with his wording: “fool me once, shame on — shame on you. Fool me — you can’t get fooled again.” I’m ...

Researchers have developed a new method to analyze facial expressions, as part of efforts to better understand animal communication. Researchers have developed a new method to analyse facial ...