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[return to "Ask HN: What scientific phenomenon do you wish someone would explain better?"]
1. Dutchi+Ik[view] [source] 2020-04-26 21:48:40
>>qqqqqu+(OP)
Why does time slow down/go faster with movement compared to another object.

The well known example that if you travel into space you'd gain let's say 5 years and people on earth 25 in the same time or so.

I just don't get it and I can't find any logic explanation.

For instance: Two twins who came to live exactly at the same moment in the year 2000 and both die on their 75th birthday at the same time. One travels into space, the other stays on earth. Earth-brother dies on earthyear 2075,space-brother dies in earthyear 3050 or so...

I know its Einstein's point but that just doesn't instantly make it correct to me.

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2. arkleo+mu[view] [source] 2020-04-26 23:12:09
>>Dutchi+Ik
Just to nitpick for a second, you shouldn't feel compelled to believe something because "it's Einstein's point." Francis Bacon established the foundation of the scientific method when he argued that knowledge means the ability to predict or create some effect reliably. Now you probably do not have the ability to test special relativity experimentally, but you can read about the many successful predictions and applications derived from it. You shouldn't feel like you just "have to believe it," though.
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