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Articles sur Geology

Affichage de 261 à 280 de 344 articles

This enhanced colour image shows the traces of carbon on the surface, coloured here in blue. NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington

Discovery of carbon on Mercury reveals the planet’s dark past

The discovery of carbon in the form of graphite on the surface of Mercury helps explain the mystery of why the tiny planet is so unusually dark.
The iconic church at the centre of Christchurch still hasn’t fully recovered from the 2011 quake. AAP Image/Cleo Fraser

The earthquakes keep on coming for Christchurch

Christchurch is still reeling from the 2011 earthquake, but there may be more on their way.
Despite the noble intentions behind charity wells, they may not be the best thing. Franco Volpato/Shutterstock

Africa’s aquifers aren’t being protected as they should

The digging of wells in Africa has often been thought of as the solution to helping rural women walking to get water, but they may cause more harm than good.
Tick tock, tick tock… You can’t hide from the molecular clock. www.shutterstock.com

Explainer: what is the molecular clock?

The molecular clock is helping us deepen our knowledge of evolution and completing the tree of life. But how does it actually work?
The April 2015 earthquake flattened villages and towns, but more may be to come. AAP Image/Jonathan Hyams/Save The Children

Nepal earthquake may have ‘unzipped’ fault line, boosting risk of future quake

New research shows the earthquake that struck central Nepal in April this year was only a partial rupture of the fault line, meaning another strong quake could be due in future.
Piton de la Fournaise or “Peak of the Furnace” on Reunion Island is one of the world’s most active volcanoes, shown erupting in August 2015. AAP/NewZulu/Vincent Dunogué

Explainer: why volcanoes erupt

What happens beneath the surface before a volcano erupts? Can we predict when one will blow? And how can typhoons and melting glaciers contribute to big eruptions?

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