The tropical climate and varied topography of Costa Rica have fostered exceptional biodiversity, with wildlife from both North and South America. From the peaks of volcanoes down to the Pacific and Caribbean shores. Discover the life of 90 of the most remarkable animals in this remarkable country.
Explore the stark landscape, frigid sea, and wild animals in one of the most remote and inhospitable places on Earth. National Geographic Pristine Seas Explorer-in-residence Enric Sala leads a group of scientists on the first international scientific expedition to Franz Josef Land. His team works with Russia's most formidable biologists, geomorphologists and ornithologists to understand how climate change is affecting this remote ecosystem. From diving in subzero temperatures to running away from polar bears to avoiding titanic icebergs, the Pristine Seas team faces some of its most dangerous challenges to date.
2015 • Nature
The era of the sabretooth and many other Pleistocene creatures comes to an end. The biggest big cats ever, the lion and the tiger, become the kings of their respective habitats - but they had to fight for their place. To survive, these great cats target larger and more challenging prey.
What changes has the Earth has undergone through the eyes of the puma and leopard? From the almost complete disappearance of American wildlife to the rise of man and the industrialized and urban areas of the modern 21st century. Big cats face numerous threats to their survival.
Space. It separates you from me, one galaxy from the next, and atoms from one another. It is everywhere in the universe. But to most of us, space is nothing, an empty void. Well, it turns out space is not what it seems. From the passenger seat of a New York cab driving near the speed of light, to a pool hall where billiard tables do fantastical things, Brian Greene reveals space as a dynamic fabric that can stretch, twist, warp, and ripple under the influence of gravity.