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Cloud in a bottle
MORE PICTURES TO BE ADDED METEOROLOGY Making your own small clouds with a hard squeeze: A plastic bottle, a bit of water, and a match will lead you to appreciate how some clouds form. If you have a thermocouple thermometer, you can dig a bit further. Here’s the link for Read more…
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Post test read more
Let’s try the “Read more” insert. I’ll create the post in text (HTML) and insert “Read more” within this editing environment, which should avoid formatting errors that can occur if it’s inserted within the visual mode (more…)
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test MT to image
Converting MathType equations to images: Kutools converted very few equations to images! Saving a docx as html had the same problem. Then I simply copied any MT equation, pasted it in a docx like this one, and pasted it in with the 4th choice, as image! The choice icon looks Read more…
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Test hi-res2
Sidebar. The Hertzsprung-Russell diagram of star temperature and luminosity Stars vary dramatically in color and brightness: Sagittarius Star Cluster. credit: Hubble Heritage Team (AURA/STScI/NASA Untold numbers of observations of stars show distinctive regularities in their attributes. Many of the stars cluster along a line called the Main Sequence when their Read more…
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Test Word pix
Sidebar. The Hertzsprung-Russell diagram of star temperature and luminosity Stars vary dramatically in color and brightness: Sagittarius Star Cluster. credit: Hubble Heritage Team (AURA/STScI/NASA Untold numbers of observations of stars show distinctive regularities in their attributes. Many of the stars cluster along a line called the Main Sequence when their Read more…
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Spinlaunch is demonstrably impossible
An investment in an impractical technology Summary of the impracticality of Spinlaunch The New Mexico Spaceport (https://www.spaceportamerica.com/), funded by taxpayers, started with Virgin Galactic’s space tourism entity as its anchor tenant. It has gained other tenants, thought not yet economically sustainable; space tourism may start in late 2019. One new Read more…
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Adventures in light propagation – teaching and research
This multilayered post can be followed from one PDF document, or by the explicit links given below in the description of the whole study. The post covers: Teaching: Working with students to make a light intensity detector using a photodiode. It measures photon flux density in the visible portion of Read more…
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Smart Water?
Posted 11 December 2017. Smart water: ads As our son, David reported reading: “If you’re paying $4 a bottle for smart water, it’s not working!” Start with the cost. Tap water averages about $2 per 1,000 gallons, which is enough to fill Can it be any better than tap water? Read more…