Status Updates From The Invincible. Niezwyciężony

'The apparatus was known as a "grave-sounder", at least in ship's jargon. Immediately after someone had passed away, or if the body had not begun to decompose, as was the case here because of the low temperature, t was possible to "listen to the brain", or more precisely, whatever had been the last contents of its consciousness.'

'Then the humans vanished into the ship. It was only now that the sands around the distant perimeter began to move.'