EXPLORE THE WORLD

3:52

Fossils 101

Fossils are echoes of an ancient past. Find out about the two major categories of fossils, how fossilisation occurs, and how fossils can help paint a picture of the planet's history.

Lions 101

How much do lions eat? When do they begin to roar? Find out how many pounds of meat they devour, how loud their roars can be, and whether they are endangered.

Invasive Species 101

Invasive species cost the global economy over a trillion dollars each year. Find out how these non-native organisms are introduced into an ecosystem, how they impact local communities, and which measures can be taken to help prevent the introduction of invasive species.

learn something new

Dark Universe 101

Of all the great unknowns in outer space, the dark universe might just be the most mysterious. Learn the basics of dark energy and dark matter and how scientists study this nearly undetectable realm of the cosmos.
Environment

Light Pollution 101

Ever since the light bulb's invention 150 years ago, artificial light has illuminated homes, streets, and skies -- but with some unintended consequences. Learn about the major types of light pollution, their impact on human health, and how the worldwide glow from artificial light may continue to grow.
Animals

Wolves 101

With their piercing looks and spine-tingling howls, wolves inspire both adoration and controversy around the world. Find out how many wolf species exist, the characteristics that make each wolf's howl unique, and how the wolf population in the continental United States nearly became extinct.

Earth 101

Earth is the only planet known to maintain life. Find out the origins of our home planet and some of the key ingredients that help make this blue speck in space a unique global ecosystem.

HUMANS, EXPLAINED

2:57

Genetics 101

What is a genome, and how are traits passed from generation to generation? Learn how pea plants helped launch the study of genetics and how the field of genetics research has evolved over time.
2:26

Heart 101

The human heart beats up to 3 billion times over an average lifespan. Learn about the anatomy of the heart and how this muscular organ provides life-giving oxygen throughout the body.
History
3:03

Cave Art 101

From human hands to now-extinct animals, cave art gives us a glimpse into prehistoric life. Who created cave art, and what was its initial purpose? Explore the paintings of Chauvet-Pont d'Arc and Lascaux Grotto, and learn what prehistoric art can tell us about our world thousands of years ago.

SPACE

3:55

Solar System 101

How many planets are in the solar system? How did it form in the Milky Way galaxy? Learn facts about the solar system's genesis, plus its planets, moons, and asteroids.
3:16

Mercury 101

The planet Mercury is named after the messenger of the Roman gods because of its fleeting nature across the sky. Find out the reason behind its incredible speed, if it is indeed the hottest planet in the Solar System, and why this smallest of our neighbouring planets is slowly shrinking.
4:45

Sun 101

" The sun keeps the planets in its orbit. What would happen if it disappeared entirely? Learn about the star at the center of our solar system, and how it is critical to all life as we know it."
3:01

Jupiter 101: everything you wanted to know about the giant planet

Jupiter is the oldest and most massive world in the solar system. Learn about the ancient planet's origin story, its Great Red Spot and oceanic moons, and how this ancient world influenced the formation of the solar system's other planets.
3:13

Venus 101

Named after the ancient Roman goddess of beauty, Venus is known for its exceptional brightness. Find out about the volcanoes that dot Venus's surface, the storms that rage in its atmosphere, and the surprising feature that makes Venus outshine every planet or star in the night sky.

Supervolcanoes 101

They are amongst the most destructive forces on the planet – and while evidence exists of colossal, climate-altering eruptions in ancient history, the most recent super volcano eruption was in 1812 in Indonesia, and became known as 'The Year Without a Summer.'  Despite this, millions live within the sway of active supervolcanoes around the world today. Here's what we know about them.   

HISTORY

Ancient Egypt 101

The Ancient Egyptian civilization, famous for its pyramids, pharaohs, mummies, and tombs, flourished for thousands of years. But what was its lasting impact? Learn how Ancient Egypt contributed to society with its many cultural developments, particularly in language and mathematics.

Ancient Greece 101

From artistry to politics, ancient Greece left a considerable impression on world history. Learn why Greek and Roman gods share so many similarities, how the alphabet got its name, and how the legacy of ancient Greece has evolved over thousands of years.

Titanic 101

From an iceberg to human error, a confluence of factors led to the sinking of the "unsinkable" RMS Titanic. Learn about the series of events leading up to the disaster, the laws that followed, and the discovery of the wreckage nearly 75 years later.

SCIENCE

3:14

Lithium 101

Lithium makes up only 0.002% of the Earth's crust, but has become a major component of technology and industry. Find out about the chemical properties of lithium, how those properties allow lithium to be versatile, and which countries are home to the world's largest supply of lithium.

Extremophiles 101

Extremophiles are organisms that can live in exceptionally harsh environments. Find out about the different types of extremophiles, their adaptations, where they live, and which one is considered to be the most resilient creature on the planet.
2:31

Meteor Showers 101

Meteor showers bring interplanetary debris, ranging from pebbles to boulders, into Earth's atmosphere. Find out how these dazzling displays come about.

Electromagnetism 101

Electromagnetism is one of the four fundamental forces of nature. Learn about the relationship between electricity and magnetism, the different wavelengths on the electromagnetic spectrum, and how an invisible force protects our entire planet.

Find Out About Pterosaurs: The First Dinosaurs To Fly

Pterosaurs were the first vertebrates to take to the skies. Learn about the anatomical features that made their flight possible, how large some of these creatures grew, and which species was named after a vampire legend.

Jellyfish 101

How much do you really know about jellyfish? Given their diverse evolutionary history, jellies exhibit a fantastic range of shapes, sizes, and behaviours. Learn all about these squishy, brainless, beautiful creatures in this video. Also make sure to read the full October 2018 National Geographic magazine feature story.

climate

Renewable Energy 101

Discover the many benefits to using renewable energy resources, but what is it exactly? From solar to wind, it's the fastest-growing source of energy in the world – and how we can use it to combat climate change. 

Plastics 101

Once a completely natural product, much of today's plastic is man-made and largely dependent upon fossil fuels. From polymers to nurdles, learn how plastic is created and what we can do to slow the lasting repercussions this material will have on both our planet and our lives.
Environment
3:50

Climate 101: Glaciers

Glaciers appear on almost every continent. However, they are rapidly melting due to the warming climate. Find out how glaciers form and other interesting facts about glaciers.