Author: Scott Dutfield

Over the rainbow mountains

Discover the origins of the colours cascading over Peru’s iridescent Ausangate Mountain Stretching over 7,200 kilometres along the western spine of South America, the Andes is the world’s longest mountain range. It spans seven...

Genetic Ancestry: Who do you think you are?

Discover what your genetic makeup can tell you about your ancestral journey Nearly every cell in your body houses your all-important genetic information. Tightly coiled in the nucleus of each cell, deoxyribonucleic acid (DNA)...

What is activated charcoal?

What chemical properties make this fine black powder so useful? Activated carbon, also known as activated charcoal, is a form of carbon that has been processed to create an extremely porous structure. It is...

F-35: How to build a fighter jet

How It Works visits the Texan F-35 factory that builds stealth fighters for the USA and the world Just a short drive away from Dallas, Texas is the town of Fort Worth, home to...

What is dry ice?

Image credit: Mikk Mihkel Vaabel How do rock stars and actors get their atmospheric assistance? If you’ve ever been to any kind of stage show, there’s a decent chance you’ll have seen dry ice...

How are bridges built?

The design and technology behind these fundamental structures All over the globe, bridges come in many shapes and sizes. The humble structure was born by simply balancing a horizontal beam across two pillars. However,...

Inside the walls of Corfe Castle

Now in ruins, the castle once stood as a symbol of medieval might In the Purbeck District of Dorset sits the remains of a castle built for royalty. Over 1,000 years ago, a wooden...