Misunderstanding of probability may be the greatest of all impediments to scientific literacy.

Recapitulation provided a convenient focus for the persuasive racism of white scientists; they looked to the activities of their own children for comparison with normal adult behavior in lower races.

We cannot win this battle to save species and environments without forging an emotional bond between ourselves and nature as well - for we will not fight to save what we do not love.

People talk about human intelligence as the greatest adaptation in the history of the planet. It is an amazing and marvelous thing, but in evolutionary terms, it is as likely to do us in as to help us along.

All evolutionary biologists know that variation itself is nature's only irreducible essence... I had to place myself amidst the variation.

Death is the ultimate enemy - and I find nothing reproachable in those who rage mightily against the dying of the light.

... each with its own beauty, and each with a story to tell.