A letter from renowned physicist Albert Einstein outlining his own role in the development of the atomic bomb and his ...

Einstein never worked directly on developing the world’s first atomic bomb for the United States, but its shadow loomed over ...

The Zulu capital of Ulundi is captured by British troops and burned to the ground, ending the Zulu War and forcing King Cetshwayo to flee. 1894 The short-lived Republic of Hawaii is proclaimed by ...

Landauer's principle is a thermodynamics concept also relevant in information theory, which states that erasing one bit of ...

The Pugwash Conference on Science and World Affairs turns 30 on July 7. Leo Szilard, the physicist who since 1945 had been proposing just such a meeting of Russian and Western scientists to discuss ...

Einstein and Szilard's refrigerator concept never became a commercial product. The introduction of the non-toxic refrigerant, Freon, in 1930 proved more economical. Drawing from Einstein's and ...

Edwin Lyman is the director of Nuclear Power Safety with the Union of Concerned Scientists’ Climate and Energy program. He is a co-author (with David Lochbaum and Susan Q. Stranahan) of the book ...

Leo Szilard, pictured circa 1945, circulated a petition to other Manhattan Project scientists, asking President Truman to reconsider using the atomic bomb on Japan.

A mushroom cloud towers over Nagasaki after the detonation of an atomic bomb in 1945. Albert Einstein struggled with his role in the creation of the bomb and the devastation wrought by the U.S ...

The day before Leo Szilard devised the nuclear chain reaction in 1933, the great physicist Ernest Rutherford proclaimed that anyone who propounded atomic power was “talking moonshine.” ...