Science & Environment
Veteran Antarctica researcher Dr Grahame Budd returns to document changes in the landscape.
Watch the glorious dance of manta rays in this footage from Lady Elliot Island, Great Barrier Reef.
Diver and photojournalist Kara Murphy shares some of her favourite corners of underwater Australia.
Wedge-tailed eagle expert Simon Cherriman captured stunning scenes of the 2011 AG Society Kimberley expedition.