The World’s Biggest Sandglass
The world’s biggest sandglass is located in Nima Sand Museam, Shimane Prefecture, Japan. The sandglass was given the name Suna-goyomi,
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Learning English and Japanese
For everyone learning English/Japanese
Science
Rules of E-mail Addresses
Today, I learned about rules of e-mail addresses. The form of e-mail addresses is defined by the global common standard
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Roller Coaster Trivia
I like to ride roller coasters. When roller coasters fall, you can feel a unique floating sense. This feeling is
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A(la) 440 Hz
Today, I learned about a frequency of babies cry. The frequency is always 440 Hz, which is the music node
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Interesting Researches about Super Mario.
Today, I learned about two interesting researches about Super Mario. One is related to Super Mario 64, and the other
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Launch a 3D printer
Today, I set up and started a 3D printer. It took about an hour to set it up. And now,
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An Hair Growing Speed
Do you know a growing speed of your hair? It is around an average of 10.8 um(micrometer). This speed is
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Our Voices on Cell Phone
Have you misunderstood someone’s voice on your cell phone? Actually, it’s a natural thing. The voice which you have heard
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Trivia of Mosquitoes
Yesterday, I searched for how can we keep mosquitoes away, and posted it. At that time, I also learned about
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