Monthly Archives: June 2011

More large aftershocks rattle Christchurch: will it ever end?

Posted on June 13, 2011 by Chris Rowan

Analysis of the ongoing earthquake sequence. Continue reading →

Categories: earthquakes, focal mechanisms, geohazards, tectonics

Stuff we linked to on Twitter last week

Posted on June 12, 2011 by Chris Rowan

Thanks for voting for Anne in the Three Quarks Daily contest. She’s been voted into the semi-finals round, and now it is up to the editors of 3QD and the judges. Do check out the list of other semi-finalists; they … Continue reading →

Categories: links

Portolan Maps: the medieval GPS?

Posted on June 10, 2011 by Chris Rowan

With the right chart, all medieval navigators needed to get from port to port was a compass, and a bearing to follow… Continue reading →

Categories: palaeomagic

Why does a compass point north? A mystery at the heart of the story of science (book review)

Posted on June 10, 2011 by Chris Rowan

Strange as it might seem, I’m finding North Pole, South Pole, paleomagnetist Gillian Turner’s newly published account of “the epic quest to solve the great mystery of Earth’s magnetism”, a difficult book to review. It’s not that I didn’t enjoy … Continue reading →

Categories: geophysics, palaeomagic, public science, reviews

Flooding Around the World

Posted on June 9, 2011 by Anne Jefferson

Got flood fatigue yet? Too bad, because the wet weather and the high water keeps coming. Here is a quick round up of the notable flood-related news of the week. Mississippi River My post, ‘Levees and the illusion of flood … Continue reading →

Categories: by Anne, geohazards, hydrology