Russia stages 'successful' second launch of new rocket

Russia on Monday conducted a second launch of its new heavy-class Angara rocket—the first developed after the fall of the Soviet Union—nearly six years after its maiden voyage.

Mystery of Siberian freshwater seal food choice solved

Through video tracking and examination of museum specimens, scientists have discovered why Siberia's Lake Baikal seals are thriving when so many other seal populations are suffering from human-caused environmental stresses.

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