Yellow flames and blue flames, is temperature the only difference?Here, based on the connection with Otsu4, we will narrow ...

The Blue Flame-powered Corvette is an odd chapter from the model's history, and one that some enthusiasts would probably like to ignore, as for decades it wasn't celebrated in the way that it is today ...

If the burners on your gas stove are emitting blue flames, it's a good sign. It means the flames are hot. Actually, blue flames are the hottest ones possible; they're even hotter than white flames. A ...

After darkness falls over Kawah Ijen in East Java, an extraordinary blue glow can sometimes appear on the volcanic slopes. Bright flames flicker near vents, and ...