Since life on Earth is, so far, the only known example of life in the universe, our dilemma may simply be that we have no other examples to compare us with. If we did, then the life/non-life transition might look downright simple to us.

The telescope... is a conduit to the cosmos.

I'm often asked whether I believe in Global Warming. I now just reply with the question: "Do you believe in Gravity?"

The iron from that meteorite and the iron from your blood have common origin in the core of a star.

There's no greater sign of the failure of the American educational system than the extent to which Americans are distracted by the possibility that Earth might end on December 21, 2012. It's a profound absence of awareness of the laws of physics and how nature works. So they're missing some science classes in their training in high school or in college that would empower them to understand and to judge when someone else is basically just full of it. Science is like an inoculation against charlatans who would have you believe whatever it is they tell you.

Modern science is under no obligation to satisfy the expectations of your five senses.

Science is not just 'Here are some facts, learn that'. There's a thread through these stories that, if you know how to tell it because you know how they connect, then it's a thread that will land right in your mind, body and soul.