* Astronomy

Ancient tooth found in French cave

A human tooth dating to around 565,000 years ago has been found by a 16-year-old volunteer in France.
The tooth was found at Arago cave near the village of Tautavel, one of the world's most important prehistoric sites; it has been under excavation for about 50 years. The owner of the tooth - a very worn lower incisor - lived during a cold and dry period, according to scientists.
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