US /'tæki:ˌɒn/
・UK /'tæki:ˌɒn/
It's what's called a tachyon, a particle that travels faster than light.
It's what's called a "tachyon,"
Maybe with some tachyon-powered sci-fi future tech, you could see a star die before it was born, meet your great-grandparents, prevent your past self from making that one dumb mistake, win the lottery or get eaten by dinosaurs.
Maybe with some tachyon powered sci fi future tech, you could see a star die before it was born, Meet your great grandparents, Prevent your past self from making that one dumb mistake, win the lottery, or get eaten by dinosaurs, and