Not wind, the atmosphere is so thin it couldn´t lift stuff like that.
Melting ice, long long time ago, had some rock in it and left it there.
He graps his clothes with his little finger.
Can´t see anyting suspicious in the other clips.
I have seen ufo myself, two 'light orbs', so I know they aren´t telling us the truht about stuff, but this nasa fake stuff isn´t convincing me.