[quote=@whizzball1]
<Snipped quote by Host>

But how can they see whatever it is if it isn't emitting or reflecting light? And if it is, how can it be emitting or reflecting light if there are no vectoes in the area?
[/quote]

Different complexity. If you want to be picky, there are vectors that allow yet to be seen physically, but those aren't related to its makeup.