They came on a mission of mercy, but now they’re in a fight for their lives. High schooler Will Peterson and three friends journeyed to Central America to hel

This is a gripping and heartrending recollection of the harrowing brink-of-death experience that propelled survivor Roberto Canessa to become one of the world's

Nate With the world in chaos around us, the only thing I could do was try to keep Felix safe as we searched for our older brother. We'd been traveling for over

In its 4.5 billion–year history, life on Earth has been almost erased at least half a dozen times: shattered by asteroid impacts, entombed in ice, smothered b