Australian: FOR more than 150 years, a debate has raged over the origins of modern humans. The main body of scientific thought says modern humans migrated from Africa and then overwhelmed their more primitive European counterparts, the heavy-browed Neanderthals, or inter-bred with them. But growing credence is being given to the theory that homo sapiens evolved from the Neanderthals, who mysteriously died out some 28,000 years ago. A new study to be published on Wednesday in the …