EnvironmentStrange death of Russian mountaineers may be due to unusual avalanche The Dyatlov Pass incident, which saw nine Russian mountaineers die in mysterious circumstances in 1959, has been the subject of many conspiracy theories, but now researchers say an unusual avalanche is to blame News
EnvironmentWe have recorded the biggest lightning flashes ever Satellites have detected two record-shattering lightning flashes: one that covered a distance of 709 kilometres, and one that lasted 16.7 seconds News