For white smoke, a compound of the chemicals potassium chlorate, lactose, and rosin (also known as Greek pitch) is used, ...

Every time the Catholic Church prepares to elect a new Pope, the eyes of the world turn to the Sistine Chapel and, above all, ...

Every time the Catholic Church sets out to elect a new Pope, the eyes of the world turn to the Sistine Chapel and, above all, ...

Selenium is a critical element, particularly for the thyroid and immune system, but too little or too much can be harmful to ...