Sri Lanka, formerly Ceylon, island country lying in the Indian Ocean and separated from peninsular India by the Palk Strait. It is located between latitudes 5°55′ and 9°51′ N and longitudes 79°41′ and ...

Minerals aren’t just in rocks—they’re in your house, your food, even your body! From aluminum cans to toothpaste, and calcium to iron, discover how minerals shape the world around us and why they’re ...

Despite seeming like a relatively stable place, the Earth's surface has changed dramatically over the past 4.6 billion years. Mountains have been built and eroded, continents and oceans have moved ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Minerals are the non-living building blocks of the natural world ...