The Doomsday Clock, which monitors how close the world is to symbolic point of annihilation, has moved 30 seconds closer to midnight. The last time the world was in this close was in 1953, during the height of the Cold War. The organisation behind the clock sited the dire nuclear situation and climate change dangers. We ask the panelists if they're worried.
The Bulletin of the Atomic Scientists unveil the 2018 "Doomsday Clock" January 25, 2018 in Washington, DC. Photo: AFP
