You might find it hard to imagine gravity as a weak force, but consider that a small magnet can hold up a paper clip, even though the entire earth is pulling down on it.

Physicists have yet to understand why the Higgs boson's mass is what it is.

When it comes to the world around us, is there any choice but to explore?

Sometimes models are surprisingly smart.

You can be only a modest distance away from the gravity brane, and gravity will be incredibly weak.

Both religions and musicals work best with energetic and committed believers. Cynicism or detachment would have destroyed the magic - something true of religion, too.

An almost indispensable skill for any creative person is the ability to pose the right questions. Creative people identify promising, exciting, and, most important, accessible routes to progress - and eventually formulate the questions correctly.