Scientists get inside a woolly mammoth's head to understand behaviour of the extinct species.
The 19th century vessel - formerly the Royal Navy's HMS Pandora - sank as Americans raced to be first to North Pole.
President Vladimir Putin this week unveiled a new $25 billion pipeline transporting Siberian oil to the Pacific.
Alrosa to announce timetable within two weeks, with exchange likely open by 2016.
The manoeuvres involved around 160,000 troops, 5,000 tanks, 130 combat aircraft and 70 warships.
Fisherman Vladimir Kristya, 69, got lost on ice in Amur Bay as huge snowstorm engulfed Vladivostok.
Siberia's colossal resource potential is a great competitive advantage that needs to be skilfully deployed.