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Hace 7 horas · J. Robert Oppenheimer (born Julius Robert Oppenheimer; / ˈɒpənhaɪmər / OP-ən-hy-mər; April 22, 1904 – February 18, 1967) was an American theoretical physicist. He was director of the Manhattan Project 's Los Alamos Laboratory during World War II and is often called the "father of the atomic bomb ". Born in New York City, Oppenheimer ...
Hace 7 horas · 四百多年前，英國著名玄學派詩人約翰‧多恩（John Donne，1572—1631年）在其著作《沉思集第十二篇》（Meditation XII）中如是寫道。 直到1898年，法國生物學家保羅-路易‧西蒙德（Paul-Louis Simond，1858—1947年）才發現，跳蚤確實會殺人，在叮咬受感染的老鼠後會傳播鼠疫。
Hace 1 día · List of irregularly spelled English names. This is a set of lists of English personal and place names having spellings that are counterintuitive to their pronunciation because the spelling does not accord with conventional pronunciation associations. Many of these are degenerations in the pronunciation of names that originated in other languages.
