Watch the history of human migration that led to civilizations

Here's how humans migrated across the world

From our deepest origins in Africa all the way to the Americas, by looking at the fossils and archaeological materials we have been able to trace the path our ancestors took during thee short window of time when we took over the world.

When humans discovered fire

Fire has proven crucial for the development of human civilization, but there was a time when our hominin ancestors could not make effective use of it. This article traces the major milestones in humanity's journey with fire based on evidence from...

Homo sapiens may have migrated into Europe earlier than previously believed

Archaeologists used to believe that Homo sapiens migrated to Europe from Africa about 42,000 years ago, at about the time that Neanderthals went extinct. This 27-minute podcast episode explores new evidence that suggests Homo sapiens migrated about...

Watch Mediterranean power shift over millennia with this animated map

The ancient Mediterranean holds a vast amount of history; from Egypt to Rome, the coasts of this sea are home to some of the most advanced ancient civilizations. This video displays on a map the many different civilizations that rose and fell around the fertile region, from the year 2500 BCE to 0 BCE.

Here's how early humans lived

Explore the evidence of early human behavior—from ancient footprints to stone tools and the earliest symbols and art – along with similarities and differences in the behavior of other primate species.

See how migrating tribes reshaped Europe after the fall of Rome

During the early Middle Ages (c. 300–700 CE), groups such as the Franks, Vandals, Visigoths, and Suebi migrated into former Roman territories. Their movements transformed European politics and culture while preserving many Roman traditions.

Early Native Americans shifted from nomadic life to permanent settlements around 8500 B.C.E.

Around 8500-7900 B.C.E., many Indigenous groups began settling near rivers and lakes to harvest fish and hunt bison, moving away from a fully nomadic lifestyle. This shift toward semipermanent communities marks one of the earliest signs of organized settlement in North America.

Why human brains were bigger 3,000 years ago

Our modern civilisation may be the most advanced to ever exist on Earth, but around 100 generations ago, our ancestors had brains that were larger than our own.

How humans evolved from single-cell organisms

Humans have had a long history. 3.8 billion years in the making, to be precise. From the primordial puddle to the modern day, here's how humans have evolved from the first life.

Did people domesticate plants or did plants domesticate us?

Humans rely on plants to survive, and many plants have come to rely on humans. This 14-minute video explores how agriculture was simultaneously a building block of civilization and a trap that captured humanity. Plant types that may not have...

Early farming created population booms—and also major busts

Europe’s ancient embrace of farming took the continent on a demographic roller-coaster ride. Regional booms and busts in human numbers occurred between 8,000 and 4,000 years ago, a new study finds.

Tour the ancient world via beer

What did the people of yesterday make of beer, and how exactly did they make it? Explore the timeless beverage in this guide to ancient beers from around the world. Archaeological evidence suggests the rise of beer brewing may have coincided with humanity's shift from hunters to farmers. According to this article, beer was first enjoyed in ancient Mesopotamia, where paintings, poems, and myths glorified the porridge-like brew.

See how Stonehenge was built

This short animation shows how human beings managed to lug 30-ton stones over miles of prehistoric English countryside and stand them up The Stone Age engineering involved using giant wooden rollers and carving precisely interlocking tongue-and-groove joints to hold the heavy stones in place.

Cats began cozying up to humans around 10,000 years ago

The feline family is a hugely diverse group of lions, panthers, and kitties that have spread all over the world. The ancestors of the cats we love today helped solve rodent problems when humans first invented agriculture. They've been worshipped, loved, and scorned by humans since.

The Gold Road: how the medieval empires of West Africa traded across the Sahara

Throughout the Middle Ages, the West African empires of Ghana, Mali, and Songhai moved valuables across the Sahara and as far north as France using the Gold Road. This route enabled the trade of gold, ceramics, manuscripts, ivory, religion, and...

The Ishango bone suggests mathematics was born about 20,000 years ago

Ancient civilizations developed mathematical systems for various purposes, including the Egyptians for the construction of the pyramids and the Ancient Greeks for logical reasoning in theorems. However, these systems were predated by the Ishango bone—found in the Democratic Republic of the Congo—whose notches suggest a base ten system, prime numbers, and simple mathematical operations.

Ancient Egypt began as a collection of independent city-states along the Nile

Those cities were gradually organized into Upper and Lower Egypt, names derived from the northern flow of the river. The region was unified for the first time in 3,100 BCE under King Menes (also known as Narmer).

The history of China: a timeline

How long has China existed, and how and when did it evolve into its form? Explore the journey of China from empire to republic (to a republic, again) in this timeline. Archaeological evidence suggests the earliest Chinese dynasty formed at about...

How did Polynesian wayfinders navigate the Pacific Ocean?

Ancient Polynesian navigators used the sun, moon, stars, clouds, currents, and more to sail the seas. People of Southeast Asia began their voyages to the region now known as Polynesia in roughly 1500 BCE. They would settle a vast area of 15 million square miles, including hundreds of islands, moving from islands due to overpopulation or war. Such voyages dwindled in 1300 CE as societies became more rooted.

Archaeologists race to record ancient Nubia

Long ignored by white archaeologists as a mere footnote, modern scientists are now racing to document what’s left of the African civilization. Evidence of ancient Nubia is at risk of vanishing under environmental, societal, and political pressures. This Undark Magazine article walks you through archaeologists' fight to record ancient Nubia.

The Great Migration helped transform Harlem into the epicenter of Black culture

Starting in 1910, millions of Black Americans moved from the South to escape segregation, violence, and dismal work opportunities. They moved to urban areas in the North, Midwest, and West. Chief among them was Manhattan's Harlem neighborhood, which became an especially desirable location for Black people around 1910.

How we helped make Aedes aegypti mosquitoes such a problem

Mosquito genome sequencing data suggests that Aedes aegypti mosquitoes first started specializing on human blood around 5,000 years ago—when climates shifted and humans started domesticating plants in Africa and stored large amounts of water that may have attracted the bugs.

Homer's warrior tales were loosely based on the Mycenaean civilization

The great eighth-century BCE poet Homer's "Iliad" and "Odyssey" portray a great warrior culture based in large palaces around the Aegean Sea in the Mediterranean. Historians and archaeologists have long believed Homer's stories were based on the Mycenaean civilization, which flourished several centuries before his time.

During the Medieval Period, urban populations grew significantly

As workers moved from fields to cities throughout the era, large metropolises of enduring strategic importance were formed from Paris, France, to Baghdad, Iraq.

The recorded history of crude oil use, starting with Babylonians waterproofing boats

The ancient civilization located in modern-day Iraq also used crude oil as mortar in construction, while the Egyptians used it to treat human remains during the mummification process. After the invention of the first motorcar in 1885 and the introduction of the affordable Model T in 1908, demand for crude oil skyrocketed.

Watch how viruses like Ebola can spill over from animals to humans—and vice-versa.

Before humans, the Soviet Union and the United States sent animals—including apes, dogs, and cats—to space during the Space Race.

Stanford built a Google Maps for the Roman Empire, revealing how much it cost to travel in the ancient world

Learn more about the history of fireworks, which dates back to an accidental invention during an alchemist's quest for information about immortality.

After NASA's Voyager 1 captured Earth as a single pixel as it left the solar system in 1990, astronomer Carl Sagan used the image to reflect on humanity's fragility and the responsibility to protect 'the only world we've ever known.'

Take a 3D tour of the Hajj, Islam's annual pilgrimage to Mecca, undertaken by over 1.5 million Muslims.

The American cockroach is actually from Africa, an apparent hitchhiker aboard ships carrying enslaved people, with evidence suggesting the bug may have arrived in the New World as early as the 1600s.

Crows are believed to have intelligence on par with a seven-year-old child and demonstrate complex behaviors, from problem-solving with tools to recognizing human faces.

See a 3D reconstruction of Tenochtitlan, the Aztec capital that was home to an estimated population of 200,000 to 400,000.

The first line of 'immortal' human cells, which can divide indefinitely and are used in scientific research, was nonconsensually taken from a Black woman.

Visualize the path of every solar eclipse from 1900 to 2099 and see what each looks like when observed from different locations on Earth.

Explore the history, structure, and species of Australia's Great Barrier Reef with this interactive journey narrated by Sir David Attenborough.

For centuries, it was common to sleep in two shifts: a few hours at the beginning of the night, and a longer period beginning around midnight

Scientists can determine Earth's past climate conditions by analyzing air trapped in microscopic bubbles within ice cores—columns of compressed snow layers that build up over hundreds of thousands of years.

Explore an interactive map built from more than 100,000 survey responses on where people find joy in their lives

In 2018, 26-year-old missionary John Allen Chau was killed by tribesmen after attempting to reach and evangelize on India's isolated North Sentinel Island

Electrical grids worldwide must double their power delivery capacity by 2050 to meet surging demand from AI and electric vehicles.

The US Constitution is widely regarded as the longest-standing written national constitution still in force—see how it has influenced rights worldwide.

The US first hosted the World Cup in 1994, a tournament that lives in soccer infamy for its poor planning and the murder of Colombian player Andres Escobar, who'd accidentally scored on his own net.

Volcanoes 'die' when their supply of magma runs out, if they are shifted away from their underlying magma reservoir, or if they get clogged by collapsing or their magma cooling back into rock.

The term 'algorithm' originated from the Latinized name of al-Khwārizmī, a 9th-century mathematician whose works introduced Arabic numerals and the decimal-based numeral system to Europe and whose treatise 'Al-Jabr' gave algebra its name.

Alzheimer's can lead to brain shrinkage, with an average of around 2% of volume reduction per year

Watch a 1934 short film starring jazz legend Cab Calloway, a major figure in the Harlem Renaissance's music scene

Some researchers have labeled nomophobia, the fear of being without your phone, as 'the phobia of the 21st century.'

The Russia-Ukraine conflict is the largest ground war in Europe since World War II in casualties, forces mobilized, and displacement of civilians.