Tigers and monkeys and tapirs, oh my! Joel Sartore's latest book, "National Geographic Photo Ark: Babies," captures the ...

Pima County’s heat deaths have surged at an unprecedented rate over the past two years, coinciding with a sharp rise in ...

Inspired by naturalist Alfred Russel Wallace’s visit nearly two centuries ago, an isolated Indigenous community in Brazil ...

Popular cruise lines for U.S. river cruises include American Cruise Lines, Viking River Cruises, and National Geographic Expeditions.