Today, a scientific explanation is not meant to ascribe agency to natural phenomena: we would not say a rock falls because it seeks the center of the earth. Even for living things, in the natural sciences and often in the social sciences, the same is true. A modern botanist would not say that plants pursue sunlight. This has not always been the case, nor, perhaps, was it inevitable. Since the seventeenth century, many thinkers have made agency, in...

"This book is a vision of biology set within the entire timescale of the universe. It is about the timing of life, from microsecond movements to evolutionary changes over millions of years. Human consciousness is riveted to seconds, but a split-second time delay in perception means that we are unaware of anything until it has already happened. We live in the very recent past. Over longer timescales, this book examines the lifespans of the oldest organisms,...