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Why does time move forward?
Last week, we talked about how humans measure and experience time. We determined that, although time is ultimately defined by the cyclical events we use to mark its passage, it has an undeniable forward quality as we move through our lives. We called this quality the “arrow of time,” and rooted it in a simple… Read more
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What is time and what does it mean for it to “move forward”?
In my first post, I alluded to concepts I call the three realms and the four ideas. Last week, we talked at an abstract level about life in each of the three realms, a framework for segmenting reality according to relative size scale. For the next several weeks, I’ll be publishing a series of posts… Read more
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How can we talk about phenomena we don’t physically experience?
Imagine that you and I are powerful beings on a world far from Earth. Cool. Now let’s say we’re scientists on our world and we’ve just discovered Earth and we want to conduct some research on its dominant life form, the homo sapien. The only problem is that even in our highly advanced world, funding… Read more
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Why am I starting a physics blog?
The human brain is a wonderful instrument, capable of astounding feats of ingenuity and empathy. It struggles, however, with issues of scale: people in other countries, numbers larger than 10, really anything outside its immediate vicinity. These things are difficult for the brain to deal with. To get around such issues, it makes extensive use… Read more
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Conversational Physics 