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 ...

Colorado is no stranger to afternoon thunderstorms and once these storms clear out bright, beautiful displays of color take their place. Like the name, rainbows form from rain, but it takes more than ...

These celestial wonders can tell us a lot about the state of the atmosphere at home on Earth as well as on other planets.

The higher your vantage point, the more likely you’ll see more of the rainbow’s circle. Chen Hui/VCG via Getty Images The legend goes that there is a pot of gold hidden at the end of every rainbow.

Every once in a while, you may look up toward the sun and see strange bright lights on either side of it. Or perhaps you'll be sitting in an aircraft, looking out the window at its shadow, and see a ...