This paper reports on an acoustic analysis of the intonational patterns of declarative questions and wh-questions produced by a group of young adults residing in a rural town of south-central Spain.

A genetic variation which evolved to protect people of African descent against malaria has now been shown to increase their susceptibility to HIV infection by up to 40 per cent, according to new ...

A genetic variation which evolved to protect people of African descent against malaria has now been shown to increase their susceptibility to HIV infection by up to 40 percent, according to new ...