Category Archives: deep time

The making of an angular unconformity: Hutton’s unconformity at Siccar Point

Photos and video from a geo-pilgrimage: an in-depth look at Hutton’s Unconformity, and the geological history that it represents. Continue reading

Categories: deep time, geology, outcrops, Palaeozoic, photos, structures

Ten million feet upon the stair

During my time in Edinburgh, I lived in an apartment in a nice old tenement building: several floors of individual flats, all connected by an internal communal staircase. The building is at least a century old, and because this was … Continue reading

Categories: deep time, environment, geomorphology

Book Review: Written in Stone by Brian Switek

Palaeoblogger extraordinaire Brian Switek has often expressed frustration at the fact that many recent popularisers of evolution have a habit of downplaying the importance of the fossil record in studies of evolution. However, when reading the opening chapters of Written … Continue reading

Categories: deep time, fossils, public science, reviews

Glacial deposits new and old in the Scottish isles

Islay – one of the birthplaces of the Snowball Earth. And good whisky. Continue reading

Categories: deep time, geology, outcrops, past worlds, photos, Proterozoic, rocks & minerals

Old tectonic scars run deep: the magnitude 5.0 earthquake in Ontario

The location of yesterday’s earthquake in Canada was controlled by tectonic processes that operated, and ceased, hundreds of millions of years ago.
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Categories: deep time, earthquakes, geohazards, geology, structures, tectonics