Therefore, we are moving the clock forward," said Daniel Holz, chair of the Science and Security Board of the Bulletin of the Atomic Scientists, according to CBS News."The war in Ukraine remains a source of nuclear risk,

The Bulletin of the Atomic Scientists cited climate change, instability in the Middle East and the threat of pandemics as reasons the Earth is closer than ever to total destruction.

Atomic scientists on Tuesday moved their "Doomsday Clock" closer to midnight than ever before, citing Russian nuclear threats amid its invasion of Ukraine, tensions in other world hot spots, military applications of artificial intelligence and climate change as factors underlying the risks of global catastrophe.