In a natural sciences academic program, many branches of the field might be explored in depth with the goal of observing and learning about nature. Some of these branches may include astronomy, biology, physics, ecology and chemistry.

Found in the Southern part of Asia, the Republic of India is second most populated country in the world with approximately 1.27 billion people. India has four types of universities; Central Universities, State Universities, Deemed University and Private Universities consisting in over 550+ institutions.

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.