When I was in elementary school, my teacher taught our class about the food pyramid and the importance of a balanced, healthy diet. If we were going to grow up to be big and strong, we needed to eat ...

KOZENKI, RUSSIA — You can see it for miles, looming over the birch forests and wildflower fields and construction sites crammed with future dachas for Russia’s rich and ruthless. Stabbing up toward ...

A new discovery in Egypt's Great Pyramid of Giza suggests the structure was not just a pharaoh's final resting place, but also a giant power plant. Scientists blasted the 4,600-year-old structure with ...

Making your home more energy efficient is good for your wallet and the environment, but where do you start? This pyramid (in the vein of Maslow's hierarchy of needs) highlights energy improvements you ...