1. Which disaster are most likely to extinguish the human race? – Volcanoes and extraterrestrial impacts 2. What’s the smallest asteroid or comet that could cause devastating effects for humanity? – 1 kilometer wide – the equivalent of about a 10-minute…

February 27 – History, Events, Births, Deaths, Holidays and Observances On This Day

February 27 in History 380 – Edict of Thessalonica: Emperor Theodosius I and his co-emperors Gratian and Valentinian II declare their wish that all Roman citizens convert to Nicene Christianity. 425 – The University of Constantinople is founded by Emperor Theodosius II at the urging of his wife Aelia Eudocia. 907 – Abaoji, a Khitan chieftain, is enthroned…