/sci/ - Science & Math

>>8231285
then they wasted millions.

why not throw a few million bucks into seeing if you can turn invisible with 'the power of prayer' while you're at it??

you /x/fags fuck me right off, seriously.

>>6353296
nah. if future to past time travel was possible, somebody would have come back already, and we'd be aware of it.

therefore it never gets invented.

it's illogical anyway- someone travelling back in time would have to basically magically appear somewhere. that's atoms and molecules magically showing up in places that are already occupied.
and moving in time wouldnt necessarily move you in space. so if you travel 6 months to the past, you appear in empty space, and earth is now on the other side of the sun, and you die

>>5995532
can you give a tl;dr on that? it's a 5 minute video and starts of boring as fuck