Natural Selection

Lions

Why lions can feast during a drought

Environment

This year’s powerful El Niño has led to extreme drought in southern Africa, causing food prices to skyrocket and making life difficult for vulnerable people. But nature has its own purposes: Over time drought adjusts the balances among prey and predators.

The World

Finches Change

The World

Note on Emerging Science

The World

From survival of the fittest to survival of all: Is evolution over?

Environment
The World

Look at Charles Darwin’s legacy as the theory of evolution turns 150, A

Environment