What Is The Doomsday Clock 2024. 23 that the hands of the doomsday clock will remain at 90 seconds to midnight—the closest it has ever been to. Nuclear war, the climate crisis, genetic engineering, artificial intelligence and more all pose potentially existential threats to life on earth, scientists warn.

23 that the hands of the doomsday clock will remain at 90 seconds to midnight—the closest it has ever been to. Scientists have listed reasons for.