Below is the graph of a quadratic function, showing where the function is increasing and decreasing. If we draw in the tangents to the curve, you will notice that if the gradient of the tangent is ...

Honduras is known for having one of the highest homicide rates in the world outside areas of armed conflict. Orlando SIERRA/AFP According to a new research report, despite the overall number of ...

NT police data shows an increase in the number of offences against the person — including assault, sexual assault, robbery and homicide — over the past 12 months. Meanwhile, reports of property crime ...

Vaccine rates for measles, polio, diphtheria and other diseases are decreasing among US children, according to a new study from the US Centers for Disease Control and Prevention. The rate of ...