Welcome to your Twins

What is the scientific term for identical twins?

In which year did the famous twins, Mary-Kate and Ashley Olsen, rise to fame through their role as Michelle Tanner on the TV series "Full House"?

Which famous author wrote the novel "The Parent Trap," which was adapted into two movies featuring twins in lead roles?

What is the most common type of twin, accounting for about two-thirds of all twins born?

What is the longest interval between the births of twins?