The Ivanpah Solar Power Facility rose from California’s Mojave Desert as a symbol of America’s ambition to expand clean energy on a massive scale. Costing $2.2 billion and covering about five square ...

Here's a roundup of the many holiday displays being staged this season by public gardens within day-trip range of Harrisburg.

The Numbers Don't Lie About Desert Growth The Sahara Desert has expanded by about 10 percent since 1920, according to a new ...

Much like the classic carol, each day builds on the last. And on the sixth day of Christmas, the focus turns to mines ...