Roberto Vel News Today

Photographer Gregory Scott Katsoulis started his series in 2009 with the goal of taking 100 black-and-white portraits.

"The Scariest Sound in the World" - Scientists have used 3D printing to recreate the chilling sound of the Aztec Death Whistle.

Aztec death whistles sound like terrifying, shrill, human screams, but archaeologists can’t agree on the purpose of these creepy artifacts.