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Recent Posts
- Hope Jahren, isotope detective
- Scenic Saturday: Upper Mississippi Islands
- Stuff we linked to on Twitter last week
- Friday Focal Mechanism: M 7.4, Oaxaca, Mexico
- Geological maps: still interesting even when there’s only one rock type
- Stuff we linked to on Twitter last week
- Scenic Saturday: from desert to verdant grassland in 10 miles (and 1000 m)
- The humbling legacy of the Tohoku earthquake
Latest Comments
- On Hope Jahren, isotope detective :
- Lab Lemming: Translating the inside baseball isotope talk above: http://lablemminglounge.blo... (8 days 19 hours ago)
- Hope Jahren: Picarro, but if I had to do it over again I’d go Los Gatos. Long story. (9 days 7 hours ago)
- Lab Lemming: Los Gatos or Picarro? (9 days 7 hours ago)
- Matt Herod: The map of Hawaii looks like a mineral grain in thin section. Very cool. (20 days 11 hours ago)
- The Bobs: The colors on Io’s surface are primarily caused by allotropes of sulfur. Do geologists know... (55 days 10 hours ago)
- Peter Council: I won’t stand for disruptive behaviour, but I’m not that good at dealing with it, simply... (44 days 0 hours ago)
- Pam: As a non-geologist, I am hoping you have something posted about the Wisconsin booms which are being... (53 days 16 hours ago)
- terry: This didn’t fill in the Guerrero Gap. (54 days 9 hours ago)
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Category Archives: geophysics
Friday focal mechanisms
A brief summary of the past two week’s significant earthquakes, and their tectonic context. Continue reading
5 focal mechanisms
On the 5th day of Christmas my true love gave to me…
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3 Helmholtz coils
On the 3rd day of Christmas my true love sent to me…
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The amazing disappearing asymmetric magnetic reversals
Weird field behaviour in the Neoproterozoic vanishes when you add more data to the mix.
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Is the Earth’s magnetic field about to flip?
No-one knows – but I wouldn’t hold your breath
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AAPG Day 2: industrial seismologists get all the cool toys.
I don’t need a wall-sized touchscreen, but that doesn’t mean I don’t want one…
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Seismology@home
There’s an interesting news story in Nature* about a distributed computing project with a seismological twist. The proposed aim of the Quake-Catcher project is to hack and collate data from laptop accelerometers – designed to protect the hard drive when … Continue reading
Where the Earth’s magnetic field comes from
How modelling the Geodynamo is both hard – and strangely easy…
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Martian plate tectonics
Are striped magnetic anomalies on the Red Planet evidence of ancient sea-floor spreading?
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The Palaeomagician’s bane
Why lightning may be my new mortal enemy
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