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PeakMetrics / Fact Checks

Science & space fact checks

Explore claims publishers have checked about science & space. Read their original ratings and follow the evidence.

1,577 published reviews in this topic

Gezondheid en WetenschapScience & space

Dat er net wat meer mannelijke baby’s geboren worden, zou het evolutionaire antwoord kunnen zijn op hun grotere overlijdensrisico in hun latere leven.

Publisher’s rating: Waar

The review says that slightly more boys than girls are born worldwide, but that the causes are complex and not fully understood. It presents male vulnerability and higher early-life mortality as possible reasons why a small surplus of boys could be evolutionarily useful, while noting that environmental conditions can shift the ratio.