The March of Time 2025-06-29

When I was young, I remember we were first taught to read time on a clock or watch face. Then we learned to flip or cross off dates on day/weekly/mon ...

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What my and the younger gernation each did not know: 2025-06-18

Size difference between the original and the current iPad - I must have an iPad of the first generation. Recently I was given an iPad case to ...

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Big brother is watching you! 2025-06-13

On at least two other prior occasions, I have partial evidences that the government monitors my e-mail communications with other as well as my blogs. ...

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夕陽無限好，只是近黃昏 2025-06-08

The Chinese title of the this blog above translated into English says: The scene of a setting sun is so beautiful except the duration is so short. ...

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An unexplained and unexpected blessing for my health 2025-05-17

For nearly a decade I was bothered by a skin condition that has psoriasis covering 100% of my body skin. How that condition came about is another s ...

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Luck do not arrive in pair, Misfortunes never travel alone 2025-05-05

This is the famous Chinese wisdom about the vicissitude of daily human lives. My current slow recovery from flu infection fully illustrated this. A f ...

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The Physiology of a 91 year old body 2025-05-05

The average human heart bea 365/24/7 for 3 billion+ times in a normal human life of 78.5 years - what human technology has invented to rival such a m ...

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The 250th birthday of the American Republic 2025-04-24

A country's birthday is a big event in any nation's history. This year is the 250th birthday of the US. My home town, Lexington is arguably ...

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A reunion with students (Re-post with changes) 2025-03-31

I have stated earlier that my lifetime output of teaching can be presented by the 53 Ph.D. students I supervised from 1961-2007 with Harvard (47) MIT ...

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Lessons from my life experience of 91 years (II) 2025-03-08

This article is an addendum to my first article on this topic    https://blog.sciencenet.cn/home.php?mod=space&uid=1565&do=blog ...

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Lessons from my life experience of 91 years 2025-02-20

For yourself 1.       Start saving early – I started as soon as I started working after 46 years what I put in beco ...

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Plastic vs. Glass 2025-01-30

It was right after WWII, plastic was newly invented and introduced in China. I was a young teenager living in shanghai. Plastic was heralded as a mi ...

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Academic corruptions 2025-01-17

When I started climbing the academic ladder beginning in 1960, the cardinal academic sin is plagiarism . After all, publications and your peers’ ju ...

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Not a Good Practice for Students (II) 2025-01-14

Not a Good Practice for Students (II) First of all, read my blog six years ago https://blog.sciencenet.cn/blog-1565-218436.html . Apparently a new ...

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Apoplectic Disasters in the US 2025-01-11

In the past week unprecedented natural disasters occurred in the US mainland. By now I am sure the entire world has heard about the fire disasters ...

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[转载]Top Leadership Quotes for 2024 2024-12-27

worth reading and reflecting on.  https://briandoddonleadership.com/2024/12/26/the-top-75-leadership-quotes-of-2024-part-2/  

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Happy New Year 2025! 2024-12-21

To our Friends all over the world, Yes, another year and we are still here. Physically and cognitively we have moved to another plateau, but still f ...

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Modern survellance technology 2024-12-19

The current murder case of the United Health CEO Brian Thompson by Luigi Magorine brought forth the advance in modern survelance tehcnology. The minu ...

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