O Ruairc

Bréifne (the Breffny, Brefnie, Brenny, …) was the traditional territory for an early Irish tribal group known as the Uí … More

My Name, RUARK

Ruark number (RU) is a dimensionless number seen in fluid mechanics. It is defined as: where: density velocity pressure Serviendo … More

The Ruark

A poet wrote of Ferghal: “Since Hector was slain by the Greeks, or since Achilles was slain at pleasant Troy, … More