Popcorn pops because the moisture inside the kernel turns to steam, building pressure until the kernel bursts open.

Welcome back to the Fluctus Canal for a journey through the sugarcane plantations of Indonesia on a rustic sugar train. Let’s explore the craftsmanship involved in maintaining these tireless railway machines.



Fluctus...

Enhanced Geothermal Systems (EGS) offer a new way to produce clean, always-on energy by drilling deep into the Earth to access heat and create artificial reservoirs. In Utah, a government-backed lab called FORGE is testing this...

Dr. McWheelie discovers a time machine and travels to the 18th century! Join her to repair a steam car and learn about steam engines.

Nintendo recently sued an open-source Nintendo Switch emulator called Yuzu. Let's take a look at the hacking techniques used to exploit the Switch and find out what this lawsuit means for game developers.

Experience the Ion Hotel, an eco-friendly luxury destination harnessing Iceland's geothermal energy. Located near Thingvellir National Park, this hotel combines advanced sustainability practices with the natural beauty and unique...

More haste: less speed' my dad would say. And it is certainly true when you are trying to find an optimum way of doing things.



In this short thought-video, I muse on this and look at why shortcuts in project management...

After driving away Simka and Nolik by acting rude to them, Tom Thomas soon learns a lesson about friendship and playing nice when he finds himself in need of their help when his electric train set mysteriously breaks.

Learn the art of artisan bread making with expert tips on managing long fermentation, handling high hydration dough, and achieving the perfect bake. A valuable resource for students in culinary courses.

Steam power lay at the heart of the Industrial Revolution. Discover steam power's historic legacy, how it works, and how much it is still used today.



Physics - Energy And Radioactivity - Learni

ng...

Water can either be a solid, a liquid or a gas. How does matter change state? Chemistry - Atoms And Bonding - Learning Points. Ice, liquid water and steam all consist of exactly the same molecules. Evaporation occurs when the temperature...

We use a Hero's engine model to show how equal and opposite forces can cause propulsion. Two holes are pierced in a metal bottle and some water is added. This is suspended above a Bunsen burner, and as the water boils and leaves the...

We demonstrate the effects of imbalances of pressure. A metal can is crushed by atmospheric pressure. We add some water to a can and boil it until the can is full of water vapour. It is then sealed and left to cool and after a few...

Fossil fuels are a finite energy source. How long will they last, and why is it so difficult and costly to extract these fuels from beneath the earth and oceans? Earth Science - Earth's Resources - Learning Points. Fossil fuels are...

The heat at the centre of our planet could fulfil all of our energy needs. Find out how some are already utilising geothermal power. Earth Science - Earth's Resources - Learning Points. Geothermal power is obtained from heat within the...

What is it? ... It's a hot spring geyser!
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Material processes - Solids, liquids and gases - Characteri
s

tics of water


A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to...

What is it? ... It's rice steaming!
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Physical processes - Energy and energy transfer - Heat a
n

d temperature


A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full...

Did you know that steam is actually made up of the invisible gas water vapour?
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Material processes - Solids, liquids and gases - Ch
a

nges of state />

Learning Points
Steam is made up


of water...

Four substances are shown on screen, but which is the odd one out and is not a physical state of water?
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Material processes - Solids, liquids and gases - Characteri
s

tics of water />

Learning Points...

We use water every day ... but what do you really know about it?
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Material processes - Solids, liquids and gases - Characteri
s

tics of water />

Learning Points
Water is the only...

You may not think about it much, but air is everywhere and it is essential to life.
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Material processes - Solids, liquids and gases - Characte
r

istics of air />

Learning Points
Air is a...

Erupting volcanoes are a captivating example of materials changing state.
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Material processes - Solids, liquids and gases - Ch
a

nges of state />

Learning Points
Molten


rock underground is...

How are snowflakes formed in such a dizzying array of patterns?
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Material processes - Solids, liquids and gases - Characteri
s

tics of water />

Learning Points



Liquid water freezes at...

Learn how to find out the difference between tap water and spring water.
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Material processes - Separating mixtures - Separation
b

y evaporation />

Learning Points
Evaporation c
a

n be used to...