Will first contact with extraterrestrial life be initiated by Earthlings?

Where will the first-known extraterrestrial life come from?

Will we make contact with intelligent aliens by 2050?

Will humans make contact with intelligent extraterrestrial life by 2050?

Conditional on us making contact with intelligent extraterrestrial life, how many light years away is it from Earth?

will humanity make contact with another intelligent life form / civilisation?

When will alien life be first discovered?

Will we have contact with intelligent alien life by 2030?

Will the first intelligent extraterrestrial that humanity encounters have what would be commonly described as eyes?

If there is scientific consensus we've discovered the first extraterrestrial life form, will it be silicon based?