The fake puddles of water that we see on the road on a sunny day is due to an optical phenomenon called a mirage, which is caused by the refraction (or bending) of light rays due to different temperatures of the air above the road. On a...

Light pillars are optical phenomena that occur in extremely cold atmospheres, when flat ice crystals form close to the ground. They reflect natural and artificial light in columns that extend through the sky. This captivating spectacle...

The reason the sun does not set in Alaska for more than two months is because of Earth’s axial tilt. The axial tilt causes the seasons and determines when places like Alaska are exposed to the sun. When the Earth’s Northern...

Young sunflowers face the sun when it rises in the east and then track its motion in the sky throughout the day till it sets in the west in the evening. The process repeats the next day, as sunflowers return to their ‘starting’ position,...

Beacon of Maracaibo (also called Maracaibo lightning/Catatumbo lightning) refers to the phenomenon of relentless lightning which goes on for nearly 300 days in a calendar year and for over 9 hours in each of those days. This seemingly...

The appearance of patches of different colors on roads on a rainy day is due to a combination of oil, water, and light rays. When it rains, the oil on the road comes in contact with water, and the light rays bounce off the surface of the...

At high speeds, wheels may appear to be turning backwards, creating an optical illusion known as the Wagon wheel effect. This happens because our brains fill in gaps between images to create the illusion of continuous movement. As a...

The buzzing sound that power lines produce is caused by corona discharge. Corona discharge is an electrical discharge that occurs when a fluid (like air) surrounding an electrically-charged conductor becomes ionized. In simple terms, its...

The beard appears as dots of color when it first begins growing back because each hair is still tiny and short. When the stubble has just begun to sprout, the young facial hair emerges as small black or brown dots on fair skin. Seen from...

Although stars are visible in space, pictures of celestial bodies taken from satellites by astronauts do not show any stars in the background. This is because the stars are very far away and, therefore, appear incredibly dim in contrast...

An idea or suggestion that is put forward to be tested.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...

Test your vision and perception. Watch the basketball players, count the number of times they pass the ball - and prepare for a surprising outcome.



Biology - Being Human - Learni

ng Points.

Our brains...

Where and when an earthquake will strike remains one of geology's greatest mysteries. Could modern science ever predict them? Earth Science - Geology - Learning Points. Where and when an earthquake will strike remains a mystery. Most...

Solar eclipses are a great excuse for a party and some serious science. A group of people known as 'Shadow Chasers' travel the globe to view this phenomenon. Physics - Our Solar System - Learning Points. While total solar eclipses occur...

Since Galileo first sighted Saturn, scientists have been baffled by its beautiful rings. What are they made of and where did they come from? Physics - Our Solar System - Learning Points. Saturn's rings were first discovered by Galileo in...

A term used in physics and electronics, modulation means changing some aspect of a periodic phenomenon, generally the frequency, amplitude, or phase of a waveform. A Twig Science Glossary Film. Key scientific terms defined in just 60...

By the end of this learning object, the student will be able to: Demonstrate light refraction and some related concepts.86717

Dive into the world of 'Hypothesis,' where curiosity leads the way to scientific discoveries! This video makes the adventure of guessing, testing, and learning an exciting journey for kids.

Why do we sneeze when we look at the sun? What causes the red-eye effect in photos? This segment explores peculiar involuntary responses of the human body, offering scientific explanations for these common yet often misunderstood...

Dive into the mesmerizing world of auroras and rainbows with stunning visuals from around the globe. Learn how the collision of charged particles with Earth's atmosphere creates the vivid colors of the aurora borealis and australis,...

Discover the dynamic struggle against coastal erosion in France, where communities along the Aquitaine and Mediterranean shores combat the sea's relentless advance. Learn about the natural and engineered solutions—from dikes to...

Explore the fascinating world of tides with a primary school class at Mont-Saint-Michel, where Europe's highest tides occur. Discover how the gravitational forces of the moon and sun orchestrate the ocean's dramatic rise and fall, and...

Uncover the culinary science behind creating the perfect French fries, a beloved treat across ages and cultures. Discover how chefs achieve that ideal crispy exterior and soft interior through the choice of potato, cutting techniques,...

Misinformation. A recent and major problem facing us all, and one that is pervasive in many realms including medicine and healthcare, which are, of course, favorite realms around here. But is all this stuff recent? Is misinformation a...