Like many aspects of Saudi Arabia, the country’s economy is a mix of contradictions. Thanks to its abundant oil reserves, Saudi Arabia is the 19th-largest economy in the world. The country is a member of the G20 and has a per capita...

The legal system of Saudi Arabia is based on Sharia. Sharia is the paramount body of Islamic law, a collection of fundamental principles derived from different sources including the Holy Quran, the Sunna—the sayings and traditions of the...

Saudi Arabia is a relatively young country, less than a century old. Learn about the political-religious alliance formed in the eighteenth century that provided the framework for Saudi expansion and remains the basis of its dynastic...

The leadership of Nicolás Maduro has brought Venezuela to the verge of revolution as its mismanaged economy collapses.

Whizz up a homemade pesto in under 15 minutes using just five ingredients. This herby Italian-style sauce is great stirred through pasta for a quick meal.

Of all the possible laundry offenders, grease and oil stains are some of the peskiest. And yet, removing oil stains from clothes definitely isn’t impossible if you time it right. The key is to act as quickly as possible—ideally, as soon...

Dr. Boyd demonstrates that oil and water do not mix by showing you how to make a homemade lava lamp. Minute 0:32 – Introduction Minute 0:50 – What you need Minute 1:16 – Explanation Minute 2:57 – Safety Minute 3:06 – Demonstration

Venezuela has the largest deposits of oil in the world. More than Saudi Arabia, more than Iraq, more than Canada. Despite this, the country has been in economic free-fall for the last few years. And its production of oil has dropped from...

Rock formed by the build-up of layers of sediment over time.
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A Twig Science
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Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

Meaning water-fearing, a hydrophobic substance is one that repels water.
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A Twig Science
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Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...

Generally refers to a compound that contains carbon bonded to hydrogen and is usually associated with the carbon molecules made by living organisms.
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A Twig Science
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Key scientific terms defined in...

Fuel formed over millions of years, in conditions of high heat and pressure, from the fossilised remains of dead organic matter such as plants and animals.
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A Twig Science
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Key scientific terms...

An insight into the different ways electricity can be generated. Which countries use renewable, or non-renewable, means?
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Physics - Electricity And Circuits - L
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A mixture of two or more substances which remain as physically separate substances.
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Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...

Usable sources or stores of energy.
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A Twig Science
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Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...

Find out what's happening during puberty that causes spots.
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Biology - Being Human - L
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Open a discussion on what has been already learnt in a topic, or use to...

They are seeking the world's most dirty fuel, but the oilmen of Barrow Island are also helping to conserve rare and endangered species. A story of ecologically-responsible oil extraction. Earth Science - Human Impacts - Learning Points....

Discover why fat is important to our bodies, how and why it is stored - and why getting rid of excess body fat is so much more difficult than gaining it in the first place. Biology - Healthy Living - Fat is stored by the body when you...

Offshore oil spills can lead to decades of ecological harm for marine life. How can we clean-up oil spills and limit damage to the environment? Earth Science - Human Impacts - Learning Points. Offshore oil spills float on the surface of...

The factors affecting global oil prices, and what can happen if prices shift dramatically. Earth Science - Earth's Resources - Learning Points. Oil price is determined by the current supply to world markets, the amount in reserves, and...

Dwindling oil supplies mean exploration drilling is moving to far-flung reaches of the Earth. What difficulties does this pose, and what could the environmental impacts be? Earth Science - Earth's Resources - Learning Points. In the USA,...

We compare the properties of three iron mixtures: iron and water, iron and oil and a ferrofluid - a mixture of compounds containing iron and oil. First, we look at how iron filings behave when mixed with water and then oil. We then hold...

We investigate the effectiveness of different methods to clear oil spills from water. First, we try to burn the oil in a sample of water using a gas lighter but there is no effect. Next, we break the oil up using detergent but this does...

We compare the density of oil, salt water and fresh water using displacement tanks. Equally weighted measuring cylinders are placed into the three liquids and the amount of water displaced is collected for comparison. Physics - Forces -...