For decades, New England students took field trips out into the Long Island Sound. Their data show how quickly the sound is warming, leading to fewer American lobster, rock crab and winter flounder.
Some say the more than 230 cities that lost their bids for Amazon's second headquarters were dupes in the retailer's game. In fact, they were willing participants with their own aims.
Trump's plans to crack down on immigration could create the same conditions that led to MS-13's birth and expansion.