“Red sky at night, sailor’s delight. Red sky in morning, sailor’s warning” is real science. Here’s how dust, atmospheric pressure and light scattering can help you predict the weather.

Though our moon is ever-changing, in many ways it is quite dependable. Civilisation's first calendars were lunar ones. The full Harvest Moon and Hunter's Moon, both determined by the autumn equinox, ...

9 night sky events to see in June, from a strawberry moon to interstellar clouds. This month's night sky is filled with close-range meteors, swirling nebulas, and prime stargazing conditions.