Travel back 14.2 billion years to the moment everything began. This episode traces the birth of the universe from the Big Bang through the formation of matter, galaxies, and the Milky Way, culminating in the creation of our Sun and Solar System. Wow.

Witness Earth's violent infancy during the Hadean Eon — from its molten formation and the cataclysmic birth of the Moon to the Late Heavy Bombardment, the cooling of the first oceans, and the emergence of continental shields.

Explore the Archean Eon, when Earth's oldest rocks formed and the first prokaryotic life emerged in ancient seas. Discover how plate tectonics began reshaping the planet and how the earliest fossils reveal life's tenacious beginnings.

The Proterozoic Eon brought one of Earth's most dramatic transformations: the Great Oxidation Event. Learn how oxygen-producing organisms reshaped the atmosphere, paving the way for eukaryotes, Snowball Earth, and the planet's first animals.

In one of biology's greatest mysteries, complex life erupted across the oceans during the Cambrian Explosion. This episode covers the rise of trilobites, the first vertebrates and fish, and the dramatic changes of the Ordovician and Silurian periods.

The Devonian Period — the Age of Fishes — saw life make its boldest move yet: onto land. Follow the emergence of the first terrestrial animals, insects, forests, and amphibians, and the formation of the supercontinent Pangea during the Carboniferous.

The Permian Period witnessed the dawn of reptiles — and then nearly ended all life on Earth. Explore the Permian-Triassic extinction event, known as 'The Great Dying,' and how the survivors, including the first mammals, rebuilt life in the Triassic.

From the towering sauropods of the Jurassic to the terrifying tyrannosaurs of the Cretaceous, dinosaurs ruled the Earth for over 160 million years. This episode covers their reign, the first birds and primates, and the asteroid impact that ended it all.

After the dinosaurs vanished, mammals seized their moment. Follow the Cenozoic Era as continents drifted, climates shifted, and evolution produced the hominids — our earliest ancestors — setting the stage for the human story.

Meet Homo habilis and Homo erectus, the first members of our genus. This episode explores the Pleistocene Ice Ages, the emergence of Homo sapiens, and the revolutionary technologies — stone tools and controlled fire — that set humanity apart.

Something remarkable happened around 50,000 years ago: humans began creating art, developing complex language, and thinking symbolically. Explore the cave paintings of Lascaux and Altamira, the extinction of the Neanderthals, and humanity's spread across the globe.

During the last Ice Age, a land bridge connected Asia to the Americas. Follow the first humans as they crossed Beringia, established the Clovis culture, witnessed the megafauna extinction, and settled two vast continents.

The transition from hunting and gathering to farming was perhaps the most consequential shift in human history. Discover how the end of the Pleistocene, the rise of the Holocene, the enigmatic Göbekli Tepe, and the domestication of plants and animals transformed everything.

From the ancient walls of Jericho to the bustling settlement of Çatalhöyük, humans began living together in permanent communities. This episode covers the development of pottery, metallurgy, the Copper Age, and early settlements in Mesopotamia.

In the fertile plains of Sumer, the first city-states arose — and with them, one of humanity's greatest inventions: writing. Explore the birth of cuneiform, the dawn of the Bronze Age, and the development of hieroglyphics in Egypt.

Witness the unification of Egypt under Narmer and the glory of the Old Kingdom, when the great pyramids were built. This episode traces the rise of papyrus, the flourishing of Egyptian culture, and the achievements of the Middle Kingdom.

The Bronze Age saw remarkable civilizations flourish independently around the world. Explore the Indus Valley Civilization, the Minoan palaces of Crete, the seafaring Phoenicians, and the early dynasties of ancient China.

Great empires rose and clashed across the ancient Near East. From the Akkadian Empire and Hammurabi's groundbreaking legal code to the Hittite Empire and Egypt's powerful New Kingdom, this episode chronicles the politics and power of the Bronze Age.

Vast waves of Indo-European migration reshaped the ancient world. Explore Mycenaean Greece, the Olmec civilization in Mesoamerica, and the development of Sanskrit as cultures collided, merged, and transformed.

Pharaoh Akhenaten's radical experiment with monotheism, the story of Moses and the Exodus, the legendary Trojan War, and the mysterious Bronze Age Collapse — this episode covers one of history's most turbulent and transformative periods.