Mathematicians just made a big leap forward on one of the field’s all-time favorite problems. Curves—squiggly lines through space, such as a comet’s trajectory or a stock market trend—are some of math ...

WASHINGTON — An apparent prankster dialed into C-SPAN Friday using President Trump’s famous pseudonym, “John Barron,” and sporting a remarkably family accent, calling into the public access channel to ...

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...