In three separate studies with over 350 five- to 12-year-old white children, researchers found that children show an implicit pro-white bias when exposed to images of both white and black children.

Why do some tumours spread while others remain localised? The mechanisms governing the metastatic potential of tumour cells remain largely unknown — ...

Iran’s system of government is not quite a democracy, nor a theocracy. Founding Supreme Leader Ruhollah Khomeini developed its animating doctrine, known as guardianship of the jurist, in the years ...