Yes, it is possible to have twins with different biological fathers. The scientific term for this anomaly is “heteropaternal superfecundation,” and it’s super cool. “Heteropaternal” signifies...
When you consider how babies are made, you bump up against a basic math problem. No need for calculus here, or even the mental gymnastics of carrying the one. It’s a problem of doubling.
There is a common parental misunderstanding that arises when the term “identical twins” is paraded around. Identical twins are known scientifically as “monozygotic twins.” This Scrabble winner of a...