This 29-year-old woman and her little sister, who’s 24, have always had a complex relationship. Growing up, her sister was ...

A new Danish study shows that children without siblings or with half- or step-siblings enter puberty significantly earlier ...

Eldest-daughter syndrome is backed by science. It's great news for parents and younger siblings.

Volunteers took his Ancestry DNA test results and matches, then used their knowledge of genealogy along with research tools ...

In the Lammert family, there is one day each year that is more special than the rest — it's Aug. 25, the day of all four of ...

Tito was also a member of the Jackson 5 before going solo and releasing two studio albums. He married Delores “Dee Dee” ...

Catelyn Baltierra is letting her pain be known, publicly sharing dozens of texts that she had sent — seemingly unanswered — ...

Marcelino Olguin faces 7 years in state prison when he is sentenced. His wife and daughter are expected to receive less ...

Kristin Lammert was a mom of three girls, Sophia, 9, Giuiliana, 6 and Mia, 3, who were born on Aug. 25 before welcoming her fourth baby girl Valentina who arrived on the same date this year. The girls ...

Parents can build and expand their donor families by practicing early disclosure and by facilitating early donor-family ...

Tupac Shakur is the son Black Panther activists Billy Garland and the late Afeni Shakur. Here is everything to know about the ...

Birth order is a “valid predictor” of who you might end up in a relationship with, according to a leading author.