Cancer & Scorpio Compatibility: An Explosive Chemistry Do they swim or sink? An interesting question for this explosive duo Cancer & Scorpio is because these two water signs are super emotional & possess a deeper affection for each other. You might also be looking engrossed to know whether this duo is compatible with each other or not because of the same water sign. Don’t worry we & you together on this fascinating journey get to know that they are made for each other or not. For this, first, we have to understand some fundamental traits of these two cosmic stars.