By Pat, 1 June 2012
The starlight that we see at night is only a fraction of what is out there. Stars and galaxies don’t just emit visible light but a range of electromagnetic radiation, including UV radiation, X-rays and radio waves. Most of this radiation is invisible to humans.
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By Pat, 2 March 2012
The World Health Organisation recently announced that India has gone for more than one year with no new cases of polio. Polio is a highly contagious viral disease often spread through contaminated drinking water.
By Pat, 3 February 2012
Sunday 8 January 2012 marked the 100th Anniversary of Douglas Mawson’s expedition arriving in Antarctica. This was the first of many research expeditions Australia would undertake to the frozen continent.
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