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Latest news: Brad Tucker

The science behind Leap Day, 29 February

Far from a random phenomenon, the regular rotation of 29 February into our calendar every four years – with some exceptions! – is based on calculations developed centuries ago. Dr Brad Tucker. astrophysicist at the ANU, explains the science behind the leap year.

Blood moon to glow red in Australian skies on Tuesday

Space lovers are in for a treat on Tuesday night, 8 November, when a blood moon will grace Australia's skies, causing the Earth's only natural satellite to glow a spectacular reddish colour.