What would be one of the Greatest New Discoveries of All Time in Anthropology?

Question

Anything You Can Imagine

Answer 1

That the "missing link" was found perfectly preserved in a glacier, including skin, hair & bones, and carbon-datable to 300,000 years BP...

Answer 2

That aliens visited here before we existed.

Answer 3

I think that if they discover a spacecraft that is say... over a million years old.

Answer 4

That their ideological positions were holding them to social science incoherence and that they needed to divest anthropology of this incoherence.