This video explores the different types of images and how they are made, including political cartoons, traditional animation, and optical illusions. It highlights the artistry and creativity involved in creating animated images and...

This video explores the invention of television and the impact it has had on society. It highlights the story of Philo Taylor Farnsworth, a farm boy from Utah who had the idea to transmit images through parallel lines of light, leading...

This video discusses the concept of cloning, explaining the different types of cloning and providing examples of cloned animals. It also addresses the misconception that clones always look identical, highlighting that while clones are...

Death Valley is a vast and intriguing National Park, known for its extreme heat and arid conditions. Despite its harsh environment, it is home to a surprising amount of life, including unique wildlife and vibrant wildflowers. The park...

A “tipping point” is when a system, with just a small amount of additional energy, is pushed from one stable state to another suddenly and dramatically. This can be a chair falling backwards. Or it can be a major earth system collapsing....

Arctic air is warming, causing scientists to worry that melting arctic ice and snow could also lead to a sudden permafrost thaw and release of carbon dioxide (CO2) and methane (CH4) that forms a climate tipping point or feedback loop....

If you take a look at global temperature graphs that span millions or billions of years, you can see that our planet’s temperature has made wild swings. In fact, the Earth used to be completely covered in snow and ice! So, what’s the big...

Earth's orbit is constantly evolving through Milankovitch Cycles.

This video provides a brief history of how the United States transitioned from being ruled by preordained monarchies to a country where citizens have the right to vote. It highlights the Revolutionary War, the drafting of the US...

The video explores the fascinating characteristics of the Dead Sea, known for its high salt content and buoyancy. It highlights the unique experience of visiting this landlocked body of water, where swimming is impossible due to the...

This video discusses the definition and causes of heat waves, as well as the increase in their frequency due to global warming. It provides tips on how to stay cool during a heat wave, emphasizing the importance of staying hydrated and...

A period during a longer ice age when temperatures are particularly cold, and glaciers and ice sheets extend over a larger part of the planet.
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A Twig Science
Glossary Film.
Key scientific terms defined in just...

2 million years ago, two species of apeman had evolved different strategies to survive the African environment. When the landscape changed, which would continue on the path to becoming human, and why? Biology - Adaptation And Evolution -...

Learn how the Colorado River carved this incredible land formation, revealing nearly two billion years of the Earth's geological history in the process. Earth Science - Geology - Learning Points. The Grand Canyon is a gorge 2km deep,...

It may be dry and sandy now, but the Sahara desert used to look very different. Evidence buried deep beneath the dunes reveals that the landscape has been changing naturally over thousands of years. Earth Science - Weather - Learning...

The landscape of this national park was shaped by ice - carving the valleys, waterfalls and sheer cliffs that attract tourists from all over the world. Earth Science - Geology - Learning Points. Glacial ice has reshaped the landscape of...

Why was the development of early agricultural techniques a crucial evolutionary step? Discover how early farming techniques transformed Neanderthal Man. Biology - Adaptation And Evolution - Learning Points. The last ice age ended 12,000...

Ice cores taken from deep within the Earth's polar regions hold a hidden secret: the historical record of the Earth's climate. Earth Science - Human Impacts - Learning Points. Evidence of natural climate changes can be found in...

A period of warmer climate in between the glacial periods of an ice age. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...

Learn more about the history of humans during the Stone Age also known as the Paleolithic, Mesolithic and Neolithic periods.

Explore the history of Paris's guinguettes, lively spots just outside the city where Parisians gathered to enjoy untaxed wine and escape the city's strict regulations. Discover how these establishments flourished alongside the local...

Dr. Forrester explains various bodies of water found on Earth.

This video explores the fascinating world of polar bears, the largest living land carnivore and the only bear species classified as a marine mammal. It delves into their unique adaptations, hunting strategies, and the challenges they...

Wind turbines are giant futuristic windmills that use the power of the wind to generate electricity. The wind turns the blades of the turbine, which then powers a generator to produce clean and renewable energy. Wind power is...