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11 August 2020

Strange creatures: book reviews about mysterious animals in the sea

Callan reviews two well-written books about of enigmatic creatures of the deep: eels and lobsters.


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7 August 2020

Friday fold: syncline in Helderberg Group limestones

I went on a day of field work last week to Corridor H, West Virginia, to help make drone-based photogrammetric 3D models of the huge outcrops there. One site we stopped at is this beautiful V-shaped syncline in Devonian-aged Helderberg Group limestones. Click to enlarge Here are two layers traced out: Here is a GigaPan that Alan Pitts shot of this outcrop several years ago, when it was a bit …


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