Nobel Prize

Extremely low temperatures over Antarctica lead to the condensation of water and nitric acid to form “polar stratospheric clouds” (PSCs). Through chemical reactions on the surface of the cloud particles large quantities of chlorine and bromine, derived from CFCs and other industrially produced gases, are liberated. As the ultraviolet light increases during the spring months…

The Royal Swedish Academy of Sciences has decided to award the 1995 Nobel Prize in Chemistry to Paul Crutzen, Mario Molina and F. Sherwood Rowland for their work in atmospheric chemistry, particularly concerning the formation and decomposition of ozone.     Paul Crutzen Max Planck Institute for Chemistry Mainz, Germany Mario Molina Dept. of Earth…

Humans affect the earth’s environment by releasing substances that deplete the protective ozone layer. The Nobel laureates in Chemistry 1995, , and , clarified the mechanisms for the chemical reactions involved. The results have led to extensive limitations on the release of ozone-damaging substances. Read more about the ozone layer and: * * * Ozone…

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I attended elementary school and high school in Mexico City. I was already fascinated by science before entering high school; I still remember my excitement when I first glanced at paramecia and amoebae through a rather primitive toy microscope. I then converted a bathroom, seldom used by the family, into a laboratory and spent hours…

I was born on June 28, 1927, the second of three sons, in the small central Ohio town of Delaware, the home of Ohio Wesleyan University. My father and mother had moved there the previous year when he took the position of Professor of Mathematics and Chairman of the Department at Ohio Wesleyan. All of…

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Presentation Speech by Mr. Östen Sjöstrand, Member of the Translation from the Swedish text Your Majesties, Your Royal Highnesses, Ladies and Gentlemen, The Irish poet Seamus Heaney was born in County Derry in Northern Ireland. The thatched farmhouse he grew up in was called Mossbawn – a name that has become mythical in Heaney’s poetry.…