Which satellite is that? What does it measure?
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July 24, 2017
Space may well be the final frontier (there are one or two on earth that
Category: Planetary geology
Volcanism does not cause glaciations; let’s turn this statement on its head
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June 19, 2017
Is there a relationship between volcanism and glaciation? It is almost a truism that volcanic
A measure of the universe; Renaissance slide-rules and Heavenly spheres
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May 13, 2017
Measurement is a cornerstone of science, in fact of pretty well everything we do: How
Galileo’s finger
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May 6, 2017
“Their final resting place…” a sepulchral phrase, redolent of a fate that awaits us all.
A Watery Mars; Canals, a duped radio audience, and geological excursions
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March 21, 2017
Deceptive news is the art of pulling wool over the eyes of the populace, a
Sand dunes but no beach; a Martian breeze
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March 13, 2017
When James Hutton in 1785 presented to the Royal Society of Edinburgh his ideas on the
Comets; portents of doom or icy bits of space jetsam?
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March 9, 2017
Omens, God’s wrath, or just plain misfortune; comets were seen by our Medieval forebears as
Extreme living conditions; the origin of life and other adventures
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January 23, 2017
Extremophiles – life forms that live in really hazardous conditions. Extreme events are fascinating. Extreme
Ancient earth. 3 The air we breath; how our atmosphere evolved
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January 10, 2016
The really ancient earth: How our atmosphere evolved Take a deep breath. Savour it. One
Make your own meteorite crater – comparing experiment with the real world
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January 6, 2016
Click on the image to make it larger Make your own meteorite crater – comparing
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