The Brain Billions of cells in this fragile organ regulate our bodies, emotions, and memories. New research reveals the brain's flexibility and leads to ingenious treatments for age-old disorders. Still, the matter that makes us human remains full of mystery.

Israel's Galilee as Israel and its Arab neighbors seek a lasting peace, this northern region--home to 450,000 Arabs, the largest concentration in Israel--has become a testing Ground for relations between the state and its non-Lewis citizens

Puget Sound Playground of orcas, eagles, and other free spirits, the islands of northwestern Washington are awash with newcomers. As resources decline, some long-time residents’ question the limits of hospitality.