One question that team members at my company, a boutique investment bank that provides merger-and-acquisition and capital-advisory services, have been fielding lately from both current and prospective ...

Multiple births are becoming more common than they were in the past. Many women are waiting longer before having children than they did in previous generations. Fertility treatments and modern ...

Parenting twins is no doubt hard and frustrating, and parents of multiples often do not think that they will survive. Parenting multiples is obviously physically difficult—feeding two, handling ...

Identical and fraternal twins can provide insight into the effects of nature and nurture on factors such as eye color, intelligence, and autism. The environment can sometimes "override" genetic ...