Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza–and how they did it. Join researchers as they delve into the logbook of a work crew and discover how the massive project transformed Egypt.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe. But we know little about how their successors, the mammals, recovered and took over the world. Now, hidden inside ordinary-looking rocks, an astonishing trove of fossils reveals a dramatic new picture of how rat-sized creatures ballooned in size and began to evolve into the vast array of species.

Of all the continents on Earth, none preserves a more spectacular story of its origins than Australia. NOVA’s mini-series takes viewers on a rollicking adventure from the birth of the Earth to the emergence of the world we know today.

Of all the continents on Earth, none preserves a more spectacular story of its origins than Australia. NOVA's mini-series takes viewers on a rollicking adventure from the birth of the Earth to the emergence of the world we know today.

Of all the continents on Earth, none preserves a more spectacular story of its origins than Australia. NOVA’s mini-series takes viewers on a rollicking adventure from the birth of the Earth to the emergence of the world we know today.

Gemstones like diamonds, rubies, opal and jade are some of Earth’s ultimate treasures. Delve into the depths to discover how these precious stones are forged and what explains the unique allure of each captivating gemstone.

Marine scientists across the world are hunting for clues to one of the greatest environmental catastrophes facing our planet today: ocean acidification. For years we’ve known the ocean absorbs about a quarter of the carbon dioxide in Earth’s atmosphere.

A remote, bleak speck of rock in the Pacific, Easter Island, or Rapa Nui, has mystified the world ever since the first Europeans arrived in 1722.

From Yellowstone to the Yukon, to Southern Africa’s elephant highways stretching across five nations, explore how newly established wildlife corridors may offer a glimmer of hope to some of our planet’s most cherished and endangered species.

Murdered more than 5,000 years ago, Otzi the Iceman is the oldest human mummy on Earth. Now, newly discovered evidence sheds light not only on this mysterious ancient man, but on the dawn of civilization in Europe.