Possibly uses Asimov's Thiotimoline as its mechanism, I hear the Soviets had a 77,000 cell chronobattery running the prediction up to 12 days in advance. http:

Possibly uses Asimov's Thiotimoline as its mechanism, I hear the Soviets had a 77,000 cell chronobattery running the prediction up to 12 days in advance. http://www.asimovreviews.net/Stories/Story271.html http://www.asimovreviews.net/Stories/Story271.html (Can't find the speech / story content online)