Pablo “Popi” García Borboroglu and Bertie Gregory have been named the 2025 Rolex National Geographic Explorers of the Year. Borboroglu has been an Explorer since receiving the National ...

Extreme humidity and triple-digit temperatures are affecting around 250 million people across the United States. Here's the science behind the heat dome that’s stifling the nation. A sunbather rests ...

Kim Knor has the kind of biography Hollywood blockbusters are made of—and has just notched a new milestone in her quest to keep living life to the fullest. 86-year-old Kim Knor completes her 1,000th ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for. Solar prominences and their associated ...