Earth is moving closer to destruction, a science-oriented advocacy group said Tuesday as it advanced its famous “Doomsday Clock” to 89 seconds till midnight, the closest it has ever been. Earth is moving closer to destruction, a science-oriented advocacy group said Tuesday as it advanced its famous “Doomsday Clock” to 89 seconds till midnight, the closest it has ever been. Other Political science Phys.org – latest science and technology news stories