Altars are tables or platforms upon which sacrifices or other offerings are made. Though today they are typically found inside houses of worship or private homes, altars in the ancient world were almost exclusively constructed outdoors. An altar's design varies according to its purpose. For example, an altar used for burnt offerings will have a hollow for a fire, while one used for bloody sacrifices will have a drain. What do Taoists burn to ensure that the dead have money in the afterlife?
Back in the day
The Lateran Treaty ended the political dispute between the Italian government and the Papacy that began when Italy took Rome as its capital in 1871 and limited papal sovereignty to just a few buildings. The treaty created Vatican City and gave the Holy See sovereignty there. Though Italy was under fascist control when the treaty was signed, successive governments have upheld the agreement. The Lateran Treaty established Roman Catholicism as the state religion of Italy. When did this change?
Born on a day like today
Szilard was a Hungarian-American nuclear physicist who, after immigrating to America from Nazi Germany, was instrumental in the development of nuclear weapons. Working with Enrico Fermi, he developed the first self-sustained nuclear reactor based on uranium fission. He was one of the first to realize that nuclear chain reactions could be used in bombs and, in 1939, helped to establish the Manhattan Project. Later he protested nuclear warfare and decided to study what instead?