By Michael Bawaya Jaime Awe had an epiphany. He was scrutinizing a sweat bath he and his crew had uncovered at Xunantunich, a Maya ceremonial...

By Wayne Curtis Shortly before dawn on the morning of May 26, 1637, a contingent of seventy-seven English soldiers accompanied by as many as 300...

By David Malakoff The beer stein had seen better days. The hefty glass mug was missing its top half and part of its sturdy curved...

By Tamara Jager Stewart Severe drought, mega fires, reservoirs evaporating, glaciers melting, sea levels rising, devastating hurricanes—these and other calamities are the consequences of climate...