PARIS — Several new studies investigating the controversial issue of "benign" multiple sclerosis (MS) have come to different estimates of its prevalence and provoked conflicting opinions on ...

While focusing on malignant tumours seems medically reasonable, from a biological perspective, benign and malignant tumours provide complementary and perhaps equally relevant perspectives on the ...

A prank virus that does not cause damage. It does such things as randomly displaying a message on screen declaring "Peace on Earth" or causing the computer to make a clicking sound every time a key is ...