The light barrier

light barrierThe light barrier is a big hurdle to interstellar travel. The maximum speed of the universe is the light speed. At that speed, even the nearest star to us is over four years away. That really puts a barrier between us and our interstellar ambitions. I’ll try to explain how this barrier works.

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Centripetal, centrifugal, and coriolis forces

circles

No, this is not a post about a war between the three rival nations Centripetal, Centrifugal, and Coriolis. It’s about physics. Because, you know, we all love physics – or we should. Physics makes the world go round, literally, and in this case makes stuff go sideways.

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