Activity for Rolf ツ‭

Type	On...	Excerpt	Status	Date
Question	—	How to make sure humans do not know the meteorological phenomenon rainbow? You've got to love the rainbow, it's an awesome sight. But I don't want humans to have the pleasure of seeing the rainbow. What change to the earth, atmosphere and so on, is needed so that humans from approximately 2250 BC do not know of the existence of the rainbow? Some more details: Human kn... (more)	—	over 6 years ago