Learn how Formula 1 engineers have managed to recapture 'lost' energy to power their cars and win races. Physics - Energy And Radioactivity - Learning Points. Car brakes lose a massive amount of energy as heat. Acceleration and...

What is resistance? Discover how it impedes electrical flow, and why understanding it can help us to build more effective circuits, and stay safe. Physics - Electricity And Circuits - Learning Points. Resistance is how well or poorly an...

Discover the vital role uranium plays in nuclear technology. Chemistry - Periodic Table - Learning Points. Uranium was discovered in 1789. Uranium was named after the planet Uranus. Uranium is weakly radioactive. Uranium is important in...

The process of manufacturing lumps of glass into sophisticated mirror systems in the world's largest telescopes.



Physics - Universe - Learni

ng Points.

Mirrors are made from glass, which is melted and
spread...

The Sun is dying, getting hotter as it goes. Eventually it will shrink into a black dwarf, but life will have vanished long before.



Physics - Our Solar System - Learni

ng Points.

The Sun is 5 billion years...

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...

Potassium is one of the most unpredictable elements, a soft metal that is essential to life.



Chemistry - Periodic Table - Learni

ng Points.

Potass

ium is a soft metal.

In our bodies potassium...

Revealed: the tremendous heat created and energy 'lost' when cars brake. Physics - Energy And Radioactivity - Learning Points. Car brakes convert kinetic energy into heat energy. When you press the car brake pad a system of levers and...

An interactive demonstration of how friction is created, and its effects.
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Physics - Forces - L
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Open a discussion on what has been already learnt in a topic, or...

Our Sun is a medium sized star, which creates the perfect conditions for life on Earth. What happens on the Sun and how do stars, including the Sun, live and die?



Physics - Our Solar System - Learni

ng...

The enormous challenge of building a probe capable of travelling over 1 billion kilometres to reach Saturn's moon, Titan. Physics - Universe - Learning Points. Huygens probe was designed by the European Space Agency at a cost of £400...

Combustion reactions are vital: from keeping us warm and cooking our food, to providing electricity and propelling rockets into outer space. What do we know about these chemical reactions? Chemistry - Reactions - Learning Points....

Why do we cook our food wrapped in aluminium foil? Why does metal rust? It all comes down to oxidation reactions. Discover what happens to cause these reactions, and how to stop them. Chemistry - ReactionsLearning Points. The combustion...

Unreachable by man, scientists have developed a complex experiment to demonstrate the heat and pressure at the centre of the Earth. Earth Science - Geology - Learning Points. The Earth's core is a dense ball of iron and nickel. To...

Large-scale nuclear fusion is one of the ultimate goals of science which has yet to be achieved. How does nuclear fusion work and is a future likely in which we can reproduce the power of a star on Earth? Earth Science - Earth's...

What is radioactivity? Explore the difference between alpha, beta and gamma radiation and how their different properties can make them useful. Physics - Energy And Radioactivity - Learning Points. Radioactivity is the nuclear decay of...

When light hits something, a number of things can happen: it can be reflected, refracted, diffracted or absorbed. But what does this mean? Physics - Waves - Learning Points. Manipulation of light is vital to our survival. Light waves...

The Sun has the potential to meet all our energy needs, if only we could harness it efficiently. Why is it so difficult to efficiently convert and store this energy? Earth Science - Earth's Resources - Learning Points. The Sun provides...

A super-current runs from the Arctic past South America to the Indian Ocean. This is major factor influencing our climate, controlling everything from currents to the weather. Earth Science - Human Impacts - Learning Points. The great...

Rocks are constantly on the move. Eroded by water, sinking into the sea, and ejected by volcanoes, rocks have their very own cycle of existence. Earth Science - Geology - Learning Points. The rock cycle is the process of rocks weathering...

Some reactions take in energy and some release energy. Why? And what are some common examples of each type of reaction? Chemistry - Reactions - Learning Points. An energy change occurs when reactions take place. Exothermic reactions...

Energy comes in many forms. What are they, how do they differ and what can they be used for? Physics - Energy And Radioactivity - Learning Points. Energy is converted or transferred, but never lost. Energy is measured in joules (j)....

Metals can be strong and hard, or they can be flexible. It's the special behaviour of ions that give metals their different properties. Chemistry - Atoms And Bonding - Learning Points. Metal atoms bond together and create giant lattice...

An explanation of the geological processes which lead to the formation of different types of rock. Earth Science - Geology - Learning Points. There are three types of rock: sedimentary, igneous and metamorphic. Sedimentary rock forms...