Wars and climate crisis keep Doomsday Clock at 90 seconds to midnight

Scientists say billions of lives' under threat as symbolic clock stays at closest point to midnight since it was established in 1947

The Doomsday Clock, a symbolic countdown to human extinction, has stayed at 90 seconds to midnight, the closest it had been since it was established in 1947, a panel of international scientists has said.

The Bulletin of the Atomic Scientists cited the continuing threat of a nuclear escalation in Ukraine, the horrors of modern war" in Israel and Gaza and the lack of action on the climate crisis, which threatens billions of lives".