A strange swirl in the sky seen over much of Britain and Europe this week wasn’t the result of alien activity but rather a ...
You might think that explaining why the sky is blue would be kind of simple. But even a brief explanation of it requires a lot of science. The colors of everything you see are produced in ...
O n a clear, sunny day, the sky above us often glows a brilliant blue, a sight so commonplace that many of us rarely stop to question why.While this natural phenomenon might seem simple to explain ...