Peter Fitzgerald: “It has been a long journey, and if we weren’t a private company I’d have probably been sacked many years ago.” Photograph: Colm Lenaghan/Pacemaker

It took Randox Laboratories 34 years to achieve £1 billion (€1.1 billion) in accumulated sales. The healthcare group, based in Crumlin, Co Antrim, now(...)

Catríona Lucas: June 18th, 1975-September 12th, 2016. Her family remember above all her warmth, her laughter, and her generosity as a devoted mother, wife, sister, daughter, neighbour and friend

Caitríona Rós Lucas (41) was an active and highly qualified member of one of the busiest Irish Coast Guard units in the country at Doolin, Co Clare. E(...)

Henry Lloyd Snape (1861-1933), second right, back row, was appointed Chair of Chemistry – or Potions Master, if you prefer – in 1888. His obituary in the Journal of the Chemical Society describes him as “energetic, keen and devoted”, a man serious about science but also committed to literature, an advocate of the debating society and key player in “College dramatics”. It’s difficult not to conjure up an image of Alan Rickman marching through the halls of Hogwarts, cape billowing behind him

For several years now, students and visitors have affectionately referred to the Old College at Aberystwyth University as Hogwarts. A dramatic, gothic(...)

Meltwater flows along the Greenland ice sheet, one of the biggest and fastest-melting chunks of ice on Earth. Photograph: Josh Haner/the New York Times

The midnight sun still gleamed at 1am across the brilliant expanse of the Greenland ice sheet. Brandon Overstreet, a doctoral candidate in hydrology a(...)

A Sira poison frog (Ranitomeya sirensis)

In the rainforest, you look with your ears. It’s a lesson that biologist Dr Mary O’Connell learned quickly when she landed in Peru last January to (...)