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Dazzled by the bright Southern Lights

The past week saw a fantastic treat for aurora watchers. Generally it is the southern part of the country, Tasmania in particular, that sees the most impressive displays. But this aurora has been so intense ...

dateMar 20, 2015 in Space Exploration
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ESA image: Comet ISON's swansong

Some had hoped comet ISON would be the comet of the century, lighting Earth's skies during the latter months of 2013. Instead, it was barely visible for ground-based observers, but the Solar and Heliospheric ...

dateDec 01, 2014 in Space Exploration
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Isotopic memory of atmospheric persistence

Chemical analysis of some of the world's oldest rocks, by an international team led by McGill University researchers, has provided the earliest record yet of Earth's atmosphere. The results show that the ...

dateJan 15, 2015 in Earth Sciences
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