PITTSBURGH (KDKA) - If you asked someone to color a picture of the Sun, most people would likely choose the yellow crayon.

But despite attempts from the best scientists and philosophers, what color truly is, if it’s even anything tangible, remains elusive. When it comes to the vexing problem of red or any other gradient, ...

and green colors to a majority of the northern states ... (NOAA)’s Solar Cycle 25 Prediction Panel announced that the sun had reached “solar maximum,” the peak of its magnetic activity ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...