The Great Questions of Philosophy and Physics

Philosophers have long puzzled over the nature of space, time, and matter.

These inquiries led to the flowering of physics with the Scientific Revolution in the 17th century.

Since then, the spectacular success of modern physics might appear to have made philosophy irrelevant.

But new theories have created a new range of philosophical concerns: What is the shape of space? Is time travel possible? Is there a grand unified theory that unites all of physics?