https://manifold.markets/Manipulative_Manatee/will-aliens-walk-amongst-us-before?r=TWFuaXB1bGF0aXZlX01hbmF0ZWU

Hasn't NASA already said that we've contacted extraterrestrial life forms?

@Kittenqueen57 no they have not

@InfinityCS oh?

@Kittenqueen57 yes you can look it up

Please can you define "aliens"? Would evidence of long-dead single-celled Martian organisms be sufficient, or are you looking for intelligence, etc?

@Tomoffer it is sufficient