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Thursday, December 08, 2011

Earliest Known Bug-Repellant Plant


Image of Sibudu rock shelter in Northern KwaZulu-Natal, South Africa.
Evidence suggests herbal medicines used 77,000 years ago
Sibudu rock shelter in Northern KwaZulu-Natal, South Africa.
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December 8, 2011
What were the daily lives of modern humans like more than 50,000 years ago?
Rare finds such as early ornaments, cave drawings and Middle Stone Age engravings are the subjects of a good deal of anthropological study and they provide clues. But in today's journal Science, an international team of researchers report another find that could give additional insight. What's more, it could place the use of herbal medicines much earlier than previously known./.../

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