How far away is the horizon?
The horizon is the point where your line of vision is tangent to the surface of the earth. We can use a simple geometric construction to figure out how far the horizon is based ...
A blog for all my nerdy interests!
Furstenberg's Proof on the Infinitude of Primes
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Deriving the volume of an n-sphere
\[\require{physics}\]
What is the shape of a hanging cable?
What shape does a hanging chain or cable make? Initially, one may guess that it is a simple parabola. But this is not...
Setting up a Nebula cluster
I have several computers across three different locations. I was looking for a way to ensure that they could all talk...
The Danetian calendar
How to measure the height of a satellite
If you go outside to observe the night sky during right after sunset or right before sunrise, you will be able to spo...