John Tyndall

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 Joseph Fourier’s idea that the Earth’s atmosphere acts like an insulator is the first formulation of what we now call the greenhouse effect. File photograph: Lukas Schulze/Getty Images

Jean-Baptiste Joseph Fourier, French mathematician and physicist, was born in Auxerre, 251 years ago today. He is best known for the mathematical tech(...)

A mural shows Australian prime minister Scott Morrison holding a lump of coal as it advertises a rally by students across the world to protest against climate change, in Melbourne. Photograph: William West/AFP/Getty Images

Our climate Our climate has shaped life on Earth for thousands of years. A combination of “the atmosphere, oceans, lands, ice and the life on our pla(...)

The idea of global warming was developed by the Irish scientist and Carlow man, John Tyndall (1820-93). Photograph: Owen Humphreys/PA Wire

Is the world ever going to get on top of global carbon dioxide releases? One despairs when you see those images of giant smoke stacks with what looks (...)

Irish physicist John Tyndall (1820 - 1893), a superintendent of the Royal Institution renowned for his study of colloids. Photograph: London Stereoscopic Company/Getty Images

A new weekly series for Irish Times Abroad profiles an Exraordinary Emigrant from Irish history, based on entries from the Royal Irish Academy’s Dicti(...)

Young scientists engage in participative science at the launch of this year’s Galway Science and Technology Festival. Photo: Andrew Downes

Across the world science centres provide an important and successful means of communicating science to the public. We have been slow in getting off th(...)

The International Year of Light has already seen a number of events in Ireland, including the lighting of the Spire in Dublin which was timed to coincide with the St Patrick’s Day festival. Photograph: Aidan Crawley

It’s the International Year of Light. That’s not some airy-fairy notion about positivity; it’s a chance to focus on the science of light. In 20(...)

English Defence League leader Tommy Robinson (left) with EDL supporters outside The Queens Arms pub in Woolwich following the killing earlier this week of a British soldier.  Photograph: Neil Lancefield/PA Wire

The English Defence League (EDL), which took to the streets of Woolwich after Wednesday’s atrocity, has had a short but violent history and is (...)

Farmer Donald O'Reilly rescues a sheep trapped in a snow drift in the Aughafatten area of Co Antrim last week. Photograph:  Cathal McNaughton/Reuters

What a difference a year makes; a year ago Europe was basking in some of the warmest spring temperatures recorded. Last week all that seemed a very(...)