Few could match the famous physicist in his ability to communicate difficult-to-understand concepts in a simple and warm fashion.
Measuring quantum gravity has proven extremely challenging, stymying some of the greatest minds in physics for generations.
Will we ever have a Theory of Everything? Theoretical physicist Lawrence Krauss isn't sure that's the right question to be asking.
Don't believe every science study you read, because sometimes not even their authors believe them. Here are the issues corrupting good, honest science – and how to fix them.