Category: Science Facts

Rather than picking a pre-filled plastic bag from a shelf, try bringing your own bags and opting for loose fruit, vegetables and bread. Some ‘zero-waste’ supermarkets also allow you to … Read More

Carbohydrates are sugars, starches and fibres, and the word ‘carbohydrate’ gives a bit of a clue about their structure. The ‘carbo’ part stands for carbon (C), while the ‘hydrate’ bit … Read More

For more science and technology articles, pick up the latest copy of How It Works from all good retailers or from our website now. If you have a tablet or smartphone, you can … Read More

For more science and technology articles, pick up the latest copy of How It Works from all good retailers or from our website now. If you have a tablet or smartphone, you can … Read More

This article was originally published in How It Works issue 103, written by Sarah Bankes For more science and technology articles, pick up the latest copy of How It Works from … Read More

Beneath your skin are millions and millions of nerve endings – branched arrangements of white-coloured cells that send signals to your brain. They’re telling your brain that the label of … Read More

The pupil is the opening in the eye’s iris that lets in light. It appears black because thelight is absorbed by the eye tissue. The dilation and contraction of the … Read More

When you press a piano key, a hammer inside hits the corresponding strings, just as a device called a damper is lifted. This enables the strings to vibrate, producing a … Read More

Made up of millions of individual white blood cells, the immune system patrols the body in search of germs. When tissues are under threat, it mounts a two-pronged attack. First, … Read More

Gin has been one of the nation’s favourite tipples since the early 1700s after it was introduced in London by the Dutch. The tantalising taste of this juniper-infused liquor rapidly … Read More