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Frogs embryos turned into xenobots
Using blobs of skin cells from frog embryos, scientists have grown creatures unlike anything else on Earth, a new study reports. These microscopic “living machines” can swim, sweep up debris and heal themselves after a gash. https://www.sciencenews.org/article/frog-skin-cells-self-made-living-machines-xenobots/amp?__twitter_impression=true The possibilities are endless…
X-Rays from Uranus!
The gag practically writes itself… …but seriously, this is neat. One source of the X-Rays is the Sun (it also bounces off of Jupiter and Saturn). But there may be yet another source…perhaps the rings of Uranus or the planet itself. And no, it’s not really pink. That’s just a Chandra X-ray image. Shame, really. […]
Space elevators, revisited (and even possible)
“Technical-wise, it’s kind of ready” (Prof. George Zhu of York University) https://academictimes.com/far-from-science-fiction-space-elevators-may-be-nearing-deployment/?fbclid=IwAR0owexz5xK1IW9ye4FxiocqnrL7DgroSeRaqtgbNwpDVx4RIDVLZSuLWXc The possibilities…the tether doesn’t actually have to touch the ground. Basically, you put up a satellite with two tethers (one for things going up, one for things going down) and then have a rocket sent up and attach to the tether. The tether […]
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Tag Archives: PTA
First Year Wall (Part 2) – The (not-so voluntary) parent-teacher conference
In mid-April, I went to a parent-teacher conference. Actually, it was more like an enforced PTA committee, which one parent per kid had to attend. As a group. We sat at our kids’ desks (tiny!) and introduced ourselves. This was … Continue reading
Posted in education, Japan, Japanese, Japanese culture, Japanese law, Japanese society, parenting, school
Tagged education, elementary school, Japan, micromanaging, names, parents, PTA
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