Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

Anxiety is both a mental and physical state of negative expectation. Mentally it is characterized by increased arousal and apprehension tortured into distressing worry, and physically by unpleasant ...

In this period of turbulence and unpredictability, where many feel a growing sense of insecurity, disaffection and alienation, the theme of Human Rights Day is to reaffirm the values of human rights ...