Science & Tech

How Can Drones Help Save Lives?

WHAT ARE DRONES? Drones are small remotely-controlled flying machines. They do not carry people, but can carry supplies. They also usually have cameras mounted on them. These allow the person flying them to see what they are doing, and also allow for photos to be taken looking down from above.

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Glass: almost a solid

Glass is a wonderful material with a variety of uses. We use it in many everyday items, from bottles to cameras. It is transparent, long-lasting and recyclable. However, glass is also a strange material – it is neither a solid nor a liquid, but something in-between! WHAT IS GLASS? Glass

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What are the dangers of social media and how can we avoid them?

HOW CAN THEY BE DANGEROUS? There has been a huge increase in internet access in sub-Saharan Africa over the last few years. Internet access means access to social media and social community platforms, such as Facebook, Instagram, Twitter and Nairaland. It lets people stay in touch with their friends and

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The Women Beating Poverty with Solar Power

598 million people in Africa have no access to electricity. Electricity provides a clean source of light and energy. Without it, people resort to expensive, dangerous alternatives such as kerosene. Solar lights are safe, clean and affordable, and women in Zanzibar are leading the way to helping their communities gain

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An Introduction to Acids and pH

Acids are possibly the most fundamental chemicals in nature. They can be found everywhere and chemists have been studying them for thousands of years. Finding out what they are and how we can use them is one of the first things a chemist learns. This article will explain what acids

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Plate tectonics and its relevance in Africa

The theory of plate tectonics was first proposed by Alfred Wegener in the early 20th century. Plates are large areas of crust that cover the earth. Their movements give rise to amazing landforms, and many of these landforms are in Africa! WHAT IS PLATE TECTONICS? The idea behind plate tectonics

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How Ghanaian Inventors are Changing Science Lessons

In 2017, Ghanaian entrepreneurs Charles Ofori Antipem and Michael Asante Afrifa designed the Science Set. Today, it is helping over 11,000 school children to learn about science in a practical and exciting way. WHAT IS THE SCIENCE SET? The science set is a small, portable and inexpensive kit that can

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Africa and the Theory of Evolution

Over time, certain features of an animal species can change in order to help the animals survive in their environment. This process is called evolution. It occurs because, when animals are born, they inherit their traits from their parents. Animals with certain traits are more likely to survive and reproduce,

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