Bacteria within the gastrointestinal tract can influence gene regulators in areas of the brain involved in processing anxiety and fear-related behaviors.
Belfast-born astrophysicist Dame Jocelyn Bell Burnell, 75, has donated the £2.3m ($3m) prize money she received after being awarded the Breakthrough Prize in Fundamental Physics.
University College Cork scientist have discovered a 1.8-mile-deep canyon, the Porcupine Bank Canyon, on the Atlantic Ocean floor just off the coast at Dingle, County Kerry.
On July 20, 1969, Neil Armstrong took "one small step for man, one giant leap for mankind" and walked on the moon. Back in Ireland, a 16-year-old Niall O'Dowd was among the thousands of Irish who held their breaths.
