In casual conversation, people often use the word theory to mean "hunch" or "guess": If you forget to put the bread in the breadbox and discover chunks have been taken out of it the next morning, you ...

Imagine a physicist observing a quantum system whose behavior is akin to a coin toss: it could come up heads or tails. They perform the quantum coin toss and see heads. Could they be certain that ...

A lot of ink has been spilled on the question of what will ultimately win: the scientific method, an approach to learning about the world by coming up with theories and testing those theories against ...