Tag Archives: geophysics

Mantle Plumes May Be Real (or maybe not)

Geophysicist Tuzo Wilson had a creepy daydream. He imagined himself lying at the bottom of a creek, looking up at water flowing overhead. He blew bubbles. They rose, were caught by the current, and drifted away. He came back from … Continue reading

Posted in History, How Geophysics Works, Non-drift Theories, People, Plate Tectonics | Tagged , , , , , , , | Leave a comment

Earth Expands on Mystery Diet

Not long ago, a reader of this blog commented on my story about Alfred Wegener and continental drift. Wegener’s theory, you know, kicked around for about 50 years before enough evidence accumulated to prove its sister theory, plate tectonics. The … Continue reading

Posted in Geology, Non-drift Theories, Plate Tectonics | Tagged , , , , , , , , | 2 Comments

Created Last Thursday

It’s hard to argue with someone who says that the whole universe was created last Thursday.   Everything in its place, a stage built and actors entering. Is this the way you picture reality? I hope not – you would be … Continue reading

Posted in Culture, How Geophysics Works, Non-drift Theories, Plate Tectonics, Religion | Tagged , , , , | Leave a comment

Trumpeting the Quake

Earthquake prediction may run off in a new direction. We’ve tried electronics attached to seismic detectors (and made some progress), but there may be a new ally in the battle to give a warning before the next big one knocks … Continue reading

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World’s Biggest Fracking Quake?

“Did Alberta Just Break a Fracking Earthquake World Record?” This is the headline in The Tyee, an online independent magazine focused on western Canada, and it seems the paper thinks so. The Tyee’s coverage of a big fracking earthquake in … Continue reading

Posted in Engineering, Geology | Tagged , , , , , , , , , , , , , , , , | 3 Comments

Tibetan Mountain Mystery

Tibet’s mysterious plateau – part of the largest and thickest bit of earth crust anywhere on the planet – was recently subjected to the scrutiny of a group of Kansas University scientists. They flew into Lhasa, capital of Tibet, then … Continue reading

Posted in History, How Geophysics Works, Non-drift Theories | Tagged , , , , , , , , | 1 Comment

Riding the Moho

  Today is the anniversary of the birth (January 23, 1857) of a brilliant geophysicist with an unpronounceable name (unless you are Croatian) – Andrija Mohorovičić. (You may say On-Dree-Ya Mow-Hoe-Row-Vitch-Itch. Or, like many a grad student, you could simply … Continue reading

Posted in Biography, Geology, History, How Geophysics Works, Plate Tectonics, The Book | Tagged , , , , , , , , , , | 2 Comments