Flame colors span a spectrum that tells a tale as old as fire itself. Many people wonder what color is the hottest flame; more than a testament to the natural fascination with fire's beauty, this ...

There are some special types of candles that have flames of different colors. These candles are made by adding certain chemicals to the wax. When they get hot enough, these chemicals glow a particular ...

Flame-colored tanager appearance in Milwaukee County, a first for the state, delights birders To the delight of birders, a flame-colored tanager was sighted in late April in Sheridan Park in ...