Feature

Editor’s Letter

Gene Creates Malaria Drug Resistance

Sulfur: Cool, Compact, and Conductive

Wretched Excess Yields Double Trouble

Continents Growing Wetter as Globe Warms

Magnetic Fields Can Diminish Drug Action

Cave Finds Make Point about Early Humans

Pests Find New Ways around Natural Toxins

Hubble Eyes Springtime on Uranus

Biomedicine

A New Look at Black Holes

Ecology