Recent data up to 2012 show improvements in racehorse speeds are continuing, largely driven by speeds of sprinters particularly at elite level. File photograph: Dylan Martinez/Reuters

A new study contends racehorses are gradually getting faster, despite views to the contrary held by the racing industry. It also shows the greatest i(...)

Beachgoers relax  on a  in Eastbourne in England during a heatwave. A new report warns that global warming could increase vulnerability to life-threatening heatwaves more than 10-fold in parts of Europe by the end of the century. Photograph: Phil Cole/Getty Images.

Global warming could increase vulnerability to life-threatening heatwaves more than 10-fold in parts of Europe by the end of the century, a new repor(...)

Alan Sothern: Pembroke’s top scorer last season has moved to Belgium. Photograph: INPHO/Donall Farmer

Three Rock Rovers and Pembroke’s early-season title credentials face a major test in Leinster Division One as last year’s Irish Senior Cup finalists (...)

Let’s say you have a hamster spinning its wheel. The hamster has been at this for quite some time and is rather tired. There is nothing to stop the ha(...)

Top-notch: students at Trinity College Dublin. Photograph: Dara Mac Dónaill

Dublin has been ranked 15th in the Best Student Cities survey carried out by Quacquarelli Symonds (QS). The researchers looked at student mix, qualit(...)

The east coast of Greenland, where melting ice sheets meet the sea. The difficulties of being able to predict changes in the Arctic permafrost, ice sheet melting and ocean warming were discussed yesterday on the closing day of the British Science Festival. Photograph: Andrew Testa/the New York Times

The threat posed by the thawing Arctic permafrost will for the first time be predicted when the next international climate change report is published (...)

An artist’s impression of the exoplanet HD 189733b, which like the Earth, it is deep blue in colour - but conditions on its surface are hellish, say scientists. Photograph: Nasa/ESA/PA Wire

As Irish eyes focus skywards every morning to see whether the sun soaked summer is set to continue, a look further afield might temper any complaint(...)

Epigenetic changes affected levels or activity of genes without changing the underlying DNA sequence

Scientists have found patterns of change in gene activity involved in autism in a study that shed light on how environmental factors can work t(...)