Ancient stone carvings prove comet hit earth 13,000 years ago, say scientists

Gobekli Tepe, in southern Turkey (Picture: Getty Images)

Symbols scrawled at an ancient site confirm a comet hit Earth more than 13,000 years ago and triggered a mini ice age, according to scientists.

Evidence from the carvings at Gobekli Tepe, in southern Turkey, suggest comet fragments hit the planet in around 11,000 BC, which led to the extinction of the wooly mammoth.

Twenty children dead in South