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Tyndall, John (1820-1893)

From The Hutchinson Dictionary of Scientific Biography
Place: Ireland, Republic of Subject : biography, physics Irish physicist who is mainly remembered for the Tyndall effect, which is the scattering of light by very small particles suspended in a medium. The discovery of this effect enabled Tyndall to explain the blue colour of the sky. Tyndall was born in Leighlinbridge, Carlow, on 2 August 1820. He went to school in Carlow and then held a succession of surveying and engineering jobs in Ireland and England. In 1847, he became a teacher of mathematics at Queenswood College, Hampshire, where he was a colleague of the chemist Edward Frankland (1825-1899). Drawn to the study of science by Frankland, Tyndall left with him in 1848 to enter the University of Marburg, Germany. There Tyndall studied physics and mathematics, and also chemistry under Robert Bunsen . Obtaining his doctorate in 1850, he returned to Queenwood in 1851, and in 1853 became professor of natural philosophy at the Royal Institution. From 1859 to 1868, Tyndall was also…
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Full text Article Tyndall, John (1820-93)

From Brewer's Dictionary of Irish Phrase and Fable
Physicist. He was born in Leighlinbridge in Co. Carlow to a Protestant family of modest status, and at the age of 19 joined the ORDNANCE SURVEY in Carlow. Later he moved to England and began to work as a teacher of mathematics. Always an experimentalist, he established the first school laboratory in…
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Full text Article Tyndall, John

From Philip's Encyclopedia
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Full text Article Tyndall, John (1820-1893)

From The Hutchinson Dictionary of Scientific Biography
Place: Ireland, Republic of Subject : biography, physics Irish physicist who is mainly remembered for the Tyndall effect, which is the scattering of light by very small particles suspended in a medium. The discovery of this effect enabled Tyndall to explain the blue colour of the sky. Tyndall was…
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Full text Article Tyndall beam

From Merriam-Webster's Medical Dictionary
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Full text Article John Tyndall (1820–1893)

From The Hutchinson Unabridged Encyclopedia with Atlas and Weather Guide
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Full text Article Tyndall

From Merriam-Webster's Collegiate(R) Dictionary Full text Article Biographical Names
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Full text Article anthropogenic climate change

From The Hutchinson Unabridged Encyclopedia with Atlas and Weather Guide
Long-term alteration in the Earth's climate caused by human activities. The scientific community reached a consensus in the late 20th century that such activity has caused an increase in the average temperature at the surface of the Earth and will continue to do so into the future unless some human…
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Full text Article agnosticism

From Encyclopedia of Ethics
The term ‘agnosticism’ was coined by the English biologist Thomas Henry Huxley (1825-1895) around 1869, but the position itself is far moreancient: there have doubtless been agnostics ever since people first began to think seriously about the gods. The agnostic is a sort of partial or limited…
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Satellite measurements of sea level, in...
Introduction 1 Climate change is a process where the release of carbon from human activities, i.e. burning of fossil fuels, is impacting the atmosphere of the earth to an extent that is changing our climate. Climate change began with the burning of wood in pre-industrial societies, intensified with…
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