Religious faith depends on a host of social, psychological and emotional factors that have little or nothing to do with probabilities, evidence and logic.

Are science and religion compatible? It's like, are science and plumbing compatible? They're just two different things.

Because of the complexity of the problem, environmental skepticism was once tenable. No longer. It is time to flip from skepticism to activism.

I care what is actually true, even more than what I hope is true.

Science is the best tool ever devised for understanding how the world works.

Darwin matters because evolution matters. Evolution matters because science matters. Science matters because it is the preeminent story of our age, an epic saga about who we are, where we came from and where we are going.

I just witnessed an event so mysterious that it shook my skepticism.