Ice Dropped Down Borehole in Antartica Creates Unusual Sound

[RadishRose]

 

[retiredtraveler]

They must have hit the aliens that are supposed to be living under the poles.

 

[RadishRose]

It sounds like ricochet.

 

[Judycat]

Maybe it hits water at the bottom and that's the sound the splash makes at the bottom of a frozen bore hole.

 

[RadishRose]

Maybe it hits water at the bottom and that's the sound the splash makes at the bottom of a frozen bore hole.

Could be...