Via Vice.com May 22, 2015 By Rory Tolan The sky god slept like a rock. In a yawning crater cut into the side of Manhattan’s Central Park, a stone as old as the Earth had amassed a crowd. I found it in a huddle of selfie sticks, flapping brochures, and children slapping it with sweaty palms. But Tomanowos, a divine […]

An 18-member international team of researchers that includes James Kennett, professor of earth science at UC Santa Barbara, has discovered melt-glass material in a thin layer of sedimentary rock in Pennsylvania, South Carolina, and Syria. According to the researchers, the material — which dates back nearly 13,000 years — was formed at temperatures of 1,700 to 2,200 degrees Celsius (3,100 to 3,600 degrees Fahrenheit), and is the result of a cosmic body impacting Earth.