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How Engineers Decide Which Energy Sources to Use

How could a fictional town keep its lights, hospitals and trains running every hour of the year? Open Full Article...

British Counties, Cities and Regions: What Do They Actually Mean?

How can one front door be in a city, a county, a council area and a region at the same time? Open Full Article...

How England, Scotland, Wales and Northern Ireland Fit Together

How can one country have different laws, school systems, governments and national sports teams? Open Full Article...

How Waterfalls Retreat and Carve Deep Gorges

A river’s upper course is often steep, so vertical erosion can shape its channel. Open Full Article...

El Niño and La Niña: How the Pacific Ocean Changes Weather Around the World

Warmer tropical Pacific water can alter rainfall, drought and heat probabilities thousands of kilometres away. Open Full Article...

How the Himalayas Shape the Lives of Billions

Snow and rain falling high in the Himalayas can eventually affect distant people through rivers, weather, farming and energy. Open Full Article...

Journey Beneath Earth’s Crust: Exploring the Mantle and Core

People can observe distant galaxies, yet humans cannot travel very far beneath Earth’s surface. Open Full Article...