A new 3-D model of a portable sundial found near Pompeii is helping researchers understand how to operate the "pork clock." ...

Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that ...

Scientists say that the fires ravaging the western United States are burning differently these days. Documenting the ...

Maynard Owen Williams was National Geographic's first foreign correspondent, and in 1923 he was on hand for an event the ...

Tackling the John Muir Trail at night with only stars and moon to light the path, a veteran hiker experiences the popular 200-mile trail in a new—and wilder—way.

The race is on to harness the near-infinite power of nuclear fusion—by building a star on Earth. And scientists are closer ...

Solar-powered calculators may have familiarized a new generation with green energy. On the other hand, maybe they were just cool.

In a 1970 National Geographic feature, paleoanthropologist Richard Leakey—son of Louis and Mary Leakey—recounted his ...

The Finnish capital is defined by the nature around it and the creative spirit of its people. This itinerary explores both ...

After years of planning, the mountaineer Jim Morrison successfully descended the narrow Hornbein Couloir—notching an ...

Highlighting the best wildlife photography across land and sea, these the winners photos from this year's Wildlife ...

National Geographic-Lindblad Expeditions has announced the full release of its 2027–28 deployment to all seven continents. | ...