Satellite views of Earth's major river systems reveal their familiar treelike drainage patterns. The pattern - called dendritic - and its prevalence suggests that it may be the optimal state in which ...

Climate model projections of future precipitation extremes in the tropics are highly uncertain. Observations of year-to-year variations in extremes of present-day climate help to narrow down these ...

A new study by former University of Illinois Urbana-Champaign graduate student Jeffrey Kwang, now at the University of Massachusetts, Amherst; Abigail Langston, of Kansas State University; and ...