who the model is named after and evidence for the model. Could be used to explain the size and scale of the Solar System. Students could write a description of the scale and size of the solar ...

TRI-CITIES, Wash., - A new educational project is set to transform the trails along the Columbia River into a scale model of ...

When completed in late 2013, the $2.2 billion Ivanpah Solar Electric Generating System will power 140,000 California homes. Gilles Mingasson The Mojave Desert is blooming. Construction crews are ...