Why is the Sky Blue?

posted in: Visual | 0

The sky is blue because of the way different light frequencies scatter and because we have evolved to see a pure color. The sky would be white if all light frequencies scattered evenly. The light from the sun is white. … Continued

Green Building

posted in: Alternative living | 0

Green building is also called eco-friendly construction or ecological construction. It is building in a way that minimises long-term environmental impacts. Green buildings are efficient in their uses of resources, particularly energy and water. They may also be less resource-intensive … Continued

Who Can You Trust?

posted in: Psychology | 0

Civil society is built on trust. Mutual trust makes many every day activities easier. Imagine what it would be like doing these things if you didn’t trust anybody: buying something over the internet, driving through a busy intersection, walking down … Continued

How to Live Green

posted in: Alternative living | 0

Living green is not just an altruistic thing to make you feel good about yourself. Often, it is a way to live a better life. You can save money, simplify your lifestyle and improve your physical health by doing things … Continued