Human beings would split the atom and invent television, nylon, and instant coffee before they could figure out the age of their own planet.

I understand cricket - what's going on, the scoring - but I can't understand why.

Tune your television to any channel it doesn't receive and about 1 percent of the dancing static you see is accounted for by this ancient remnant of the Big Bang. The next time you complain that there is nothing on, remember that you can always watch the birth of the universe.

South Dakota... is like the world's first drive-through sensory deprivation chamber.

[The Royal Society] is quite simply the voice of science in Britain. It is intellectually rigorous, not afraid to be outspoken on controversial issues such as climate change, but it is not aggressively secular either, insisting on a single view of the world. In fact, there are plenty of eminent scientists - Robert Winston, for instance - who are also men of faith.

If you go out on the Appalachian Trail, you have to bring so much more equipment - a tent, sleeping bag - but if you go hiking in England, or Europe, generally, towns and villages are near enough together at the end of the day you can always go to a nice little inn and have a hot bath and something to drink.

To me, the greatest invention of my lifetime is the laptop computer and the fact that I can be working on a book and be in an airport lounge, in a hotel room, and continue working; I fire up my laptop, and I'm in exactly the same place I was when I left home - that, to me, is a miracle.