Tag Archives: robots

No More Sunspots?

Sunspots come and go in an 11-year cycle. Our sun has acted that way for centuries. With a few exceptions. The sunspot cycle changed about 23 years back. I think we’ll learn a great deal by studying what’s happening, but … Continue reading

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Fukushima, Six Years Later

The Fukushima Daiichi nuclear disaster could have been much worse. But it may have been avoidable. Meltdowns and non-nuclear explosions at the power plant didn’t directly kill anyone. More than 40 patients who were evacuated from a nearby hospital died … Continue reading

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Using Vaccines Wisely

Using drones to deliver vaccines seems reasonable for places like Vanuatu. But vaccines won’t help if folks don’t know how to use them correctly, or can’t. Others avoid vaccines because they believe warnings from dubious sources. Facts and fears Health, … Continue reading

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Pythagorean Dribble Glasses

The diagram shows how a Pythagorean cup works. It’s a thinking person’s dribble glass, sort of. The cup, pan, and ladle in the photo is a yuza no ki. Both are gadgets used for teaching moderation. The yuza no ki … Continue reading

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