“ That was unexpected ,” said Hamada . “ I should have just taken a nap the whole time !” groaned August .
A month had passed . Professor Tong sat in his office , looking at the rock . There was something odd about its texture . He inspected it with his electronic microscope .
“ What ?!” Professor Tong was astounded . There were tiny carved messages on the rock ! It was the design of a clean , infinite energy source . This could help the problems that humanity was facing now ! Ancient people could not have invented such an advanced design . Who made it ? Aliens ? Time travellers ? No one would ever know . Professor Tong said in astonishment , “ This would change the world ! August ! Come ! Call Sky and Hamada immediately ….”