Something's melted that surface crust.

3 seconds sound clip from the The Thing from Another World movie soundboard.

You can hear this line at 00:17:57 in the Blu-ray version of the movie.

Quote context

[...]

- Half flaps. Full rich.

(Douglas DC 3 plane landing in Alaska) (2)

- There we are. Holy cats! What a weird-looking thing.

- Let me get a picture before you track up the whole place.

- This Geiger counter's going crazy.

- Something's melted that surface crust.

- It's frozen over again into clear ice.

- The bottle shape apparently was caused by the aircraft first making contact with the earth out there at the neck of the bottle, sliding toward us and forming that larger areas as it came to rest.

- Were the engine or engines generating enough heat to melt that path through the crust, then sink beneath the surface.

- What could melt that much ice?

- Let's go down and see.

[...]