The US Department of Energy's National Renewable Energy Laboratory (NREL) has updated its Best Research-Cell Efficiency Chart with the inclusion of a new cell category – Hybrid Tandems. “This category ...

Alex Valdes from Bellevue, Washington has been pumping content into the Internet river for quite a while, including stints at MSNBC.com, MSN, Bing, MoneyTalksNews, Tipico and more. He admits to being ...

The following chart shows every day that reached 100 degrees or higher in Cedar Rapids since Jan. 1, 1893. The maximum daily temperature data comes from weather archives of the National Oceanic and ...