Measuring an isotope of carbon to find out how old an organic object is. See 'Some Notes on Archaeology'.
Fact of the Day
In Anglo-Saxon calendars, the 7th of November is considered the first day of winter, known as 'Winter's Day'.
Quote of the Day
"I let down my friends, I let down my country. I let down our system of government, "
~ Richard Nixon
On This Day
958 Oda, a Dane whose father came over with Ubba and Ivar the Boneless, and who later became Archbishop of Canterbury, died. After his death his came to be regarded as St Oda the Good, with a feast day on 4 July.
1868 The first meeting of the Trade Union Congress was held at the Mechanics' Institute in Manchester.
1886 Grover Cleveland became the only US president to get married (to Frances Folsom) while in the White House.
1953 Elizabeth II was crowned at Westminster Abbey.