
A close look at how sunlight through leaves creates dappled patterns—and why they're a live lesson in optics.

A close look at how sunlight through leaves creates dappled patterns—and why they're a live lesson in optics.

The first hundred yards of a trail tell you almost everything about the day ahead — wet duff, narrowing tread, and a grade that sets your pace before the first view.
You miss the whole point of a slow book by racing it, the way you'd miss a forest by driving through it at highway speed.