JOURNAL ARTICLE

Study shows how the human pelvis was reshaped for upright walking.

  • Published In: Sciencemag.org, 2025. P. N.PAG 1 of 3

  • Database: Applied Science & Technology Source Ultimate 2 of 3

  • Authored By: Barras, Colin 3 of 3

Abstract

The article focuses on a study that examines the unique development of the ilium, a bone in the pelvis, and its significance in human evolution, particularly in relation to bipedalism. Researchers analyzed human and nonhuman primate embryos to understand how the ilium's shape evolved, revealing that a key growth change occurred around 7 weeks into development, allowing for a broader pelvis in humans. This finding challenges the traditional view of the obstetrical dilemma, suggesting that pelvic changes may have facilitated childbirth of larger-headed infants. The study underscores the complexity of genetic interactions involved in pelvic evolution and highlights the ongoing mysteries in understanding human anatomical development. [Extracted from the article]

Additional Information

  • Source:Sciencemag.org. 2025/08, pN.PAG
  • Document Type:Article
  • Subject Area:Biology
  • Publication Date:2025
  • Accession Number:187621019
  • Copyright Statement:Copyright of Sciencemag.org is the property of American Association for the Advancement of Science and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Looking to go deeper into this topic? Look for more articles on EBSCOhost.