The question of whether siblings' birth order shapes their personality has puzzled families and psychologists for years. What does the evidence say?

A new AP-NORC poll finds most Americans do not want the government to focus on increasing birth rates, despite efforts by the ...

Objective: To study the effect of birth order on the risk for respiratory distress syndrome (RDS), chronic lung disease (CLD), adverse neurological findings, and death in very low birthweight (VLBW; < ...

The decision came weeks after the U.S. Supreme Court limited sweeping injunctions in similar challenges to the order.

The judge also granted the case class-action status after the Supreme Court limited the ability of judges to block orders ...

According to Adler's research, only children mature a lot faster than kids with siblings. That has a lot to do with having more interaction with adults. Only children are often comfortable being the ...