Revealed: secrets of ancient Chinese medicinal herb Scientist in the United States on Sunday offered a molecular-level explanation for how a Chinese herbal medicine used for more than 2,000 years tackles fever and eases malaria.
Heritage catastrophe looms as war engulfs Old Aleppo As the battle for Aleppo closes in on the historical centre in northern Syria, heritage sites in one of the world's oldest cities are being damaged and experts fear the worst is yet to come.