By capturing the same thing from very different perspectives, a NASA astronaut and an intrepid photographer create a whole ...

From the waters of an Arctic archipelago all the way to the Southern Ocean and marine waters in between, these photos show ...

The show starts off with the family exploring the important role of trees in Earth's ecosystem, from the plight of the almost extinct American Chestnut to the heights scientists go to study the forest ...

A rare, green-glowing comet will make its closest approach to Earth next week — and it won’t return for more than a thousand ...

Join us in the celebration with a chance to win a National Geographic-Lindblad Expeditions cruise to Antarctica for two! Ever dreamt of gliding on a Zodiac around enormous icebergs of the Antarctic ...