It's Moneybeat Monday, with Paul Vigna and crew breaking down the latest happenings from an unsteady stock market -- and what it could mean for the economy.

UPM is a fast mid-fidelity tool for rotorcraft aerodynamics. It is based on an unsteady 3D panel method with a "free-wake" method or a particle method for modeling the wake of wings and rotors.

A 37-year-old man found by gardaí unsteady on his feet and with slurred speech 150 feet away from his crashed car on a motorway has escaped a drink-driving ban on appeal. At Ennis Circuit Court, Judge ...