US-German trio wins medicine Nobel for work on optogenetics

The Nobel Prize in medicine was awarded Monday to U.S. psychiatrist and neurologist Karl Deisseroth and German scientists Peter Hegemann and Georg Nagel for their pioneering work in the neuroscience field of optogenetics.

Sunken Silk Road city reveals Central Asia's lost history

The sun had barely risen, but diving volunteer Elizaveta Bodrova was already raring to plunge into the cold waters of Lake Issyk-Kul, where the ruins of a once-thriving city have lain submerged for centuries.

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