models of fictional time travel physics (essay) by sam512
Time travel is a subject of great interest to me - not the actual, you know, nuts and bolts physics of it, but the various possible models that can be i...
Source: everything2.com
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The Hard Part About Restarting A Social Life After COVID
Friends, colleagues, countrymen: After many long months of distancing, masks, quarantine, curfews and telecommuting, it's time to get back together. Yet re-socializing isn't as simple as it seems.
Source: worldcrunch.com