Australian Bureau of Statistics
The Australian Bureau of Statistics (ABS) is Australia's official statistical organisation.  A lot of free data and information is available online.

Australian Geographic
The Australian Geographic Society is dedicated to supporting scientific research, protecting and fostering a love for our environment and natural heritage, encouraging the spirit of discovery and adventure and spreading knowledge of Australia to Australians and the world.

Australian Museum
The Australian Museum has an international reputation in the fields of natural history and indigenous studies research, community programs and exhibitions. The Museum was established in 1827 and is Australia's first museum, with unique and extensive collections of natural science and cultural artefacts.

Babelfish Translation
A free service provided by Alta Vista that you can use to translate up to 150 words from one language to another.  For example, you can translate English to French, German, Italian, Spanish, Portuguese, Chinese, Japanese or Korean.  You can also use it to translate whole web pages.

Births, Deaths and Marriages Registries of Australasia
From here you can follow links to the registries in each Australian State and Territory.

CSIRO
CSIRO is Australia's Commonwealth Scientific and Industrial Research Organisation. It is focussed on providing new ways to improve our quality of life, as well as the economic and social performance of a number of industry sectors through research and development.  Among other things, the website has relevant news and information about current research.

Geoscience Australia
Everything geological and geographical about Australia, including maps and relevant news.

National Geographic
Lots to see and do.

National Library of Australia
Search the catalogue and check out the research and information services.