Yes, we do have a sixth sense: The in-depth study of our intriguing dreams that convinced one doctor On Friday, October 21, 1966, a mountain of coal waste, perched above the Welsh mining village of Aberfan, broke loose and came flowing down uncontrollably. Destabilised by recent rains, a river of black coal sludge, water and boulders bore down on Aberfan. It steamrollered over a tiny cottage halfway down the slope, thundered through Pantglas Junior School, obliterated a further 20 houses - then finally came to rest. A total of 144 people, including many children, were crushed or suffocated to death in one of Britain's most horrific peacetime tragedies. A study of dreams in which people see the future has convinced a doctor that we have a sixth sense. Furthermore he believes we are more likely to have premonitions about those to whom we are emotionally attached Every life lost was precious. But the death of 116 innocent children, killed in the school, tore at the very heart of the nation. In a cruel irony, the youngsters had been making their way back to their classrooms after singing All Things Bright And Beautiful at morning assembly when the disaster struck. No one in the close-knit community was unaffected by the tragedy and the bereaved parents would never recover from their loss. But for one family, the overriding grief was even more acute. For one of those killed  -  ten-year-old Eryl Mai Jones  -  had not only predicted the catastrophe, but had