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History of Science and Technology x Astronomy and Astrophysics x clear all

Edwin Hubble, Observational Cosmologist

Helge Kragh.

in Masters of the Universe

November 2014; p ublished online March 2015 .

Chapter. Subjects: History of Science and Technology; Astronomy and Astrophysics. 7456 words.

Edwin Hubble, the famous American astronomer, was interviewed at his home in California in 1952, just a year before his death. He spoke about his seminal determination in 1929 of a...

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Energy, the Subtle Concept

Jennifer Coopersmith.

May 2015; p ublished online August 2015 .

Book. Subjects: Astronomy and Astrophysics; History of Science and Technology. 448 pages.

Energy is explained through its history. Newton missed ‘energy’, Leibniz defined kinetic energy, and potential energy emerged from ideas about stored ‘live force’, the concept of ‘work’,...

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Epilogue

Michael Hoskin.

in The History of Astronomy

May 2003; p ublished online September 2013 .

Chapter. Subjects: History of Science and Technology; Astronomy and Astrophysics. 1094 words.

In this ‘Epilogue’ the attempts of observers and theoreticians to understand the visible heavenly bodies is seen to give way to a new type of astronomy that combines physics and chemistry....

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Exploring the universe of stars

Michael Hoskin.

in The History of Astronomy

May 2003; p ublished online September 2013 .

Chapter. Subjects: History of Science and Technology; Astronomy and Astrophysics. 8029 words.

After Newton the attention of astronomers turned to the distant stars. ‘Exploring the Universe of Stars’ looks at the challenges that faced astronomers in the eighteenth- and...

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Faraday and Helmholtz

Jennifer Coopersmith.

in Energy, the Subtle Concept

May 2015; p ublished online August 2015 .

Chapter. Subjects: Astronomy and Astrophysics; History of Science and Technology. 7792 words.

Faraday believed in the unity of ‘force’. He succeeded in unifying electricity and magnetism, electricity and chemistry, and light and magnetism, but failed to unify electricity and...

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Final words

Jennifer Coopersmith.

in The Lazy Universe

May 2017; p ublished online June 2017 .

Chapter. Subjects: Astronomy and Astrophysics; History of Science and Technology. 1943 words.

The Principle of Least Action has near-universal applicability, and the actual path taken by the system is the one that occurs in the flat region of the “space-of-paths.” While the...

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The final years

in Galileo

February 2001; p ublished online September 2013 .

Chapter. Subjects: Christianity; History of Science and Technology; Astronomy and Astrophysics. 5655 words.

‘The final years’ charts Galileo's time under house arrest until his death. Galileo was banned from having any of his work published or reprinted, but despite this his books were translated...

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A Forward Look

Jennifer Coopersmith.

in Energy, the Subtle Concept

May 2015; p ublished online August 2015 .

Chapter. Subjects: Astronomy and Astrophysics; History of Science and Technology. 13650 words.

Electromagnetism and other field energies: Maxwell discovered his equations and emphasized that the electromagnetic field contained energy. Poynting explained how this energy was...

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Fred Hoyle and Hermann Bondi: the Steady-State Theory

Helge Kragh.

in Masters of the Universe

November 2014; p ublished online March 2015 .

Chapter. Subjects: History of Science and Technology; Astronomy and Astrophysics. 11928 words.

This interview took place in Brussels in 1958 and involved two of the leading protagonists of the steady-state theory of the universe, Fred Hoyle and Hermann Bondi. The theory was an...

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Freeman, Alexander

Roger Hutchins.

in Oxford Dictionary of National Biography

September 2004; p ublished online September 2004 .

Reference Entry. Subjects: History of Science and Technology; Astronomy and Astrophysics; Mathematical Education. 800 words.

Freeman, Alexander (1838–1897), astronomer and teacher of mathematics, was born on 28 January 1838 in Blackheath, Surrey, the son of John Freeman, a chemist and druggist, and his wife, Mary...

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