[DoctorMichael]

From the article: "......The object appeared to be a large block made with metal......"

Implication from the the title: They recovered an alien space craft.

Most likely explanation: Piece of large IRON meteorite.

[Texas Federalist]

From the article: "......The object appeared to be a large block made with metal......" Implication from the the title: They recovered an alien space craft. Most likely explanation: Piece of large IRON meteorite.

I remember reading somewhere (and some of you science-literate types correct me if I'm wrong, that in order for a 10 megaton explosion like that one to be formed the meteorite would have had to have been vaporized in the atmosphere.