WASHINGTON (AP) — Humans are the only animal that lives in virtually every possible environment, from rainforests to deserts to tundra. “Our superpower is that we are ecosystem generalists,” said ...

Current models of human migrations consider cities as equal, so that migration fluxes are driven by population size (left). However, natural hazards, conflicts, or socioeconomic inequalities affect ...

Reference map showing natural features cited, cities, and known routes connecting the Nile River, Foul Bay, Gulf of Suez, Red Sea, and Mediterranean Sea throughout history. LAWRENCE — A University of ...