Tag Archives: Time

2500 light years away

One day this week I was checking a weather website to see what the temperature was for the day and I came across an interesting article.  The article talked about how scientists had found a planet in the star cluster messier 67 that was orbiting a star which they called a “twin Star” to our […] Continue reading

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Faster than you can say, “3.0 times ten to the eighth meters per second”

  photo from here When I was young, I read a biography of Einstein’s life. (If he wasn’t so brilliant, we might know him as Honest Al). In this book, a story was told about young Albert at the ship docks. A worker had Al stand 50 yards away from him and swung a hammer at … Continue reading Faster than you can say, “3.0 times ten to the eighth meters per second” Continue reading

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Humans: Only Around for a Blink of an Eye

The universe has been around for 13.8 billion years.  In the grand scheme of things, this means that human life has only been around for the blink of an eye.  When 13.8 billion years is put into one calendar year, homo erectus does not appear until 10:48 pm on December 31.  All of our human […] Continue reading

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“The Incandescent Sun”

Source Check out this video from NASA of the Sun over a 24-hour period of time! The video frames are measuring output in extreme ultraviolet. According to this article, viewing the Sun in this wavelength allows us to view the plasma in its atmosphere (called Corona). But what is interesting is that the same magnetic […] Continue reading

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Relativistic Doodles

This post explains how my illustration of general relativistic time dilation works. This is the parent post. Here is an image of a simple classical timeline: There are 2 observers: green and red. They have their own watches. The red observer shoots an arrow towards the green observer. The position of the arrow vs. the […] Continue reading

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So about those New Year’s resolutions…

Right we are about a month into the New Year. Actually by now you have probably already given up on those New Year’s resolutions that you set with such fervor just 25 short days ago. And despite what us seniors may think—no matter how many things are left on our Vandy bucket list—the world does […] Continue reading

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