All sciences are interested in the understanding of the universe and humanity’s place in it; however, natural science is usually focused on helping students understand, through observation and experimentation, how energy and matter combine to affect the physical world.

Botswana is located in southern Africa and has made significant progress in developing its higher education system. The discovery of diamonds substantially increased revenue for the nation, and much of this revenue has been funneled into improving schools and colleges.

Requirements for the PhD program often involve the student having already obtained a Master’s degree. Additionally, a thesis or dissertation primarily consisting of original academic research must be submitted. In some countries, this work may even need to be defended in front of a panel.