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…

July 10 – History, Events, Births, Deaths, Holidays and Observances On This Day

July 10 in History 138 – Emperor Hadrian dies of heart failure at Baiae; he is buried at Rome in the Tomb of Hadrian beside his late wife, Vibia Sabina. 645 – Isshi Incident: Prince Naka-no-Ōe and Fujiwara no Kamatari assassinate Soga no Iruka during a coup d’état at the imperial palace. 988 – The Norse King Glúniairn recognises Máel Sechnaill mac Domnaill, High…

April 30 – History, Events, Births, Deaths, Holidays and Observances On This Day

April 30 in history 311 – The Diocletianic Persecution of Christians in the Roman Empire ends. 313 – Battle of Tzirallum: Emperor Licinius defeats Maximinus II and unifies the Eastern Roman Empire. 642 – Chindasuinth is proclaimed king by the Visigothic nobility and bishops. 1315 – Enguerrand de Marigny is hanged at the instigation of Charles, Count of Valois. 1492 – Spain…