The Moon will pass into Earth's shadow and appear to turn red on the night of March 13 or early in the morning of March 14, depending on ...

Auroras have long mystified humanity. Now that we know what they are and why they happen, we can better predict how best to ...

The lunar heart, created by the interplay of light and shadow, is visible once a month, just before our satellite reaches ...

Blood Falls in Antarctica flows unpredictably with iron-rich, salty water. Microbes inside survive without sunlight.

February's full Snow Moon will have a royal companion as it rises alongside Regulus, a star nicknamed "Heart of the Lion", ...