If you have a sibling, you know what a significant role they play in your life. Often serving as our first friends and lifelong companions, the bond we share with our brothers and sisters is a unique ...

The order your siblings were born in may play a role in identity and sexuality In the womb, a brother's hormones can shape a sister's future These identical twins both grew up with autism, but took ...

There’s nothing more adorable than witnessing the bond between two furry siblings. This particular video captured the heart-melting love-hate relationship between two sister-and-brother dogs, April ...

GREENSBORO, N.C. — Today is National Sibling Day. When you’re young, you spend a lot of time with your brother or sister because you live in the same home. We hear stories of siblings who are best ...

Oh, siblings. You can't live with them but you can't live without them (not that there's much of a choice). We have no control over the family we're born into, but we do control the relationships we ...

The Science of Siblings is a new series exploring the ways our siblings can influence us, from our money and our mental health all the way down to our very molecules. We'll be sharing these stories ...