Let’s go back to Vega. It all began with a system introduced by the Greek astronomer Hipparchus in the 2nd century BCE, in ...

Stonehenge, the iconic megalithic monument in England, is closely linked to the winter solstice. The builders of the monument ...

The Julian calendar was proposed in 46 BC by (and takes its name from) Julius Caesar, as a reform of the earlier Roman calendar, which was largely a lunisolar one. [2] It took effect on 1 January 45 ...