John Hitchcock graduated from the University of Toronto with a degree in film studies and previously wrote on his own blog. He also specializes in nature and virtual photography and does art in Source ...

Archaeologists have discovered numerous ceramic or clay whistles at Aztec sites, dubbed “death whistles” because of their distinctive skull shapes. A new paper published in the journal Communications ...

As its name suggests, an Aztec death whistle can make a most dreadful sound. But the effect depends on how it's played, explains musicologist and archaeologist Arnd Adje Both of the Free University of ...