Ultra-processed food was defined as food manufactured through multiple industrial processes and mostly consumed in the form of snacks, desserts or ready-to-eat or heat meals. Photograph:iStock

Diets that include “ultra-processed” ready meals can increase the risk of early death, research suggests. Scientists in France who studied a large po(...)

Study shows ‘we have far less control over our weight than we might wish to think’. Photograph: iStock

Slim people are lean as the result of genetic advantage and not always because they’re more disciplined when it comes to portion control, a study has (...)

Srinivasa Ramanujan, one of the most brilliant mathematicians of the last century, wrote unsolicited letters to three leading mathematicians at Cambridge

Do amateurs ever solve outstanding mathematical problems? Professional mathematicians are aware that almost every new idea they have about a mathemati(...)

Adam Kelly from Skerries Community College is announced winner of the 2019 BT Young Scientist of the Year. Photograph: Aidan Crawley

The 2019 winner of BT Young Scientist & Technology Exhibition (BTYSE) Adam Kelly (17), a pupil at Skerries Community College, has suggested he may(...)

Eating more fibre, found in wholegrain cereals, pasta and bread as well as nuts and pulses, will cut people’s chances of heart disease and early death(...)

Ruka Adeluola: after coming to Ireland alone from Nigeria when she was 12, she is studying biotechnology at DCU. Photograph: Dara Mac Dónaill

When Emma Lockwood was growing up in Dublin’s north inner city, she could see two versions of her future mapped out in front of her: have a baby or do(...)

Taoiseach Leo Varadkar and failed presidential candidate Peter Casey. Photograph: Niall Carson/PA

The first time I heard Peter Casey’s controversial remarks was in this paper, in an article highlighting that the Taoiseach had condemned them. A majo(...)

Stephen Hawking: Along with Hawking’s wheelchair, the auction will include a script from his ‘Simpsons’ guest appearance, and a thumbprint-signed copy of ‘A Brief History of Time’. Photograph: Andrew Parsons/PA

Stephen Hawking’s motorised wheelchair is to be sold by Christie’s over the Halloween period as part of a week-long online auction. Twenty-two lots r(...)

Gildo Pallanca, son of late Hélène Pastor, speaks to journalists. Photograph: Gerard Julien/AFP/Getty Images

A jury in Aix, southern France, on Wednesday returned guilty verdicts against four men for the May 6th, 2014, murder of the Monaco billionaire Hélène (...)

John Naughton: “We are the enthusiastic hosts of a number of giant corporations, at least two of which are likely to turn out to be very bad eggs.”

The State is in for “a day of reckoning” over its decision to continually bend over backwards to accommodate technology giants, a leading tech comment(...)

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