Many chemical and physical reactions can be carried out by suspending a bed of solid particles in a stream of gas. The technique is widely used for the catalytic cracking of petroleum and much ...

Snow White and The Alto Knights starring Robert De Niro are this weekend's biggest movies. Check out other events including a concert and a stage production. The true story of the film The Alto ...

My specialism is the area of unconscious impulses, drives and processes; the part of the mind that leads to repeatedly doing the things that one does not want to do, and the disruption to positive ...