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Originally posted by phishyblankwaters
dna and other testing to determine levels of specific radioactive isotopes (like how we can take a set of teeth found in the desert, and tell you when and where they lived)
COULD CHECK TO SEE IF THRY CAME BRFORE TOILRT PAPER.oRSKIDMARKS WOULD ABOUNDETH.
Originally posted by Flavian
reply to post by gosseyn
Both of those are actually fairly easy - the language would be a giveaway. Language from ancient Egypt or from Western Europe in the 16 / 17 th Centuries was very different to the language used today.
Imagine that someone tells you that he came from the past through some kind of vortex while wandering in the woods, what would you ask of him in order for him to prove his claims? Or if you were that man from the past, what arguments could you possibly use to prove your time travel?