Feel like your parents always favored your older sibling? They might have benefited from that more than you realize. A new study suggest all that extra attention makes first-born children smarter than ...

I have been coaching highly ambitious first-born daughters who’ve climbed to senior leadership roles in Fortune 500 companies or well-funded startups and found that they hit an invisible wall when ...

First-born children earn measurably higher incomes than their younger siblings on average. This pattern holds across diverse cultures, socioeconomic backgrounds, and family sizes. Birth order itself ...

Fair or not, many advantages come with being a first-born child. First-borns tend to make more money than their younger siblings; they are more likely to earn advanced degrees, and they have better ...

If there's ever been banter about who is the most intelligent among your siblings at a family gathering, science has tipped the balance towards the eldest child. A study that evaluated available data ...

For some families, the new year marks brand new beginnings in more ways than one. Across the country, hospitals are celebrating babies born within the first few minutes of 2026. Whether parents ...