Robots are machines that can be programmed to carry out a series of complex actions automatically or under the control of an operator. They come in all shapes a

We could not live without water. Almost two-thirds of our body weight is water. We rely on it to keep ourselves clean, to keep our bodies nourished, and to get

Humans have always loved to play games, from dice games in ancient Iran 5,000 years ago to chess and cards in the Middle Ages. Today, fanaticism over console ga

Imagine a world without books. You would have no information about the world outside, except what you could learn from travellers. You would know nothing about

Simple machines are around us all the time and we use them every day. You might not even think of them as machines. Many are built into complex (compound) machi