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News from the Geoblogosphere

by Stratigraphy.net

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Wednesday, 31 December 2025

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Physics Definition - Vortex, Part 1

Ontario-geofish [22:15:00]

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 A vortex exists in a fluid that can host convection.  We think of it as having energy, and a significant effect on the surroundings.  In the atmosphere they vary from tornadoes, to hurricanes, to very large systems.  All weather action, by definition, stops at the top of the troposphere.  Above that is essentially vacuum.  Only the weather people could

It's Calgary water main time again!

Ontario-geofish [21:56:00]

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 It's too late in the day for me to think of something snappy.  Maybe tomorrow.ps ok, grumpy me has to say something.  During Scene 1, we had concrete pipe busting out.  This is cast concrete with a lot of steel, and it was supposed to last 100 years.  What did they do wrong?  According to them, they did nothing wrong, and learned nothing.  I am proud of

LIVING FOSSILS: MASTERS OF MASS EXTINCTION EVENTS

ARCHEA [17:00:00]

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Horseshoe crabs are marine and brackish water arthropods of the order Xiphosura — a slowly evolving, conservative taxa.Much like (slow) Water Striders (Aquarius remigis), (relatively sluggish) Coelacanth [...]

Unas cuantas ilustraciones dinosaurianas... (CIX)

Koprolitos [12:32:00]

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End of an Era (Owen William Weber) Para cerrar este año 2025, os hemos preparado una nueva selección de ilustraciones de temática dinosauriana entre las que vais a encontrar saurópodos contemplando el [...]

2025 in review: advances in marine mammal paleontology

The Coastal Paleontologist [12:00:00]

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It's time for the end of the year roundup - for a while I wasn't so sure that 2025 was going to have that long a list of papers, but we ended up with over fifty, which is about average. Several new papers [...]

Com s'ha cuinat la guia Volcans de Catalunya

Bloc de camp [00:02:00]

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Amics: s’acaba l’any i, fregant el pal, farem una entrada a Bloc de Camp. No em puc permetre que el degà de la divulgació de la geologia catalana falli. A veure si l’any vinent hi puc esgarrapar temps. [...]

Physics Definition - Alberta Clipper

Ontario-geofish [16:57:00]

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 In the media, definitions are very loose, and change all the time, according to the user.  One of the most boring thing about physics is that definitions are very strict, and defined in [...]

In the middle of recharge

Ontario-geofish [12:05:00]

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 We are getting that full clipper.  Somebody along the border is going to have a wild time.  Europe has the fun of having all the Atlantic plumes being shoved [...]

Top fossil discoveries of 2025

Letters from Gondwana [07:02:18]

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Fascism is spreading. We face an unprecedented era of scienticide, genocide, and normalized cruelty. Yet, as Milan Kundera reminds us, “Man’s struggle against power is the struggle of memory against [...]