Two Studies Question Function of Bone Hormone Osteocalcin
Two Studies Question Function of Bone Hormone Osteocalcin
Independently produced knockout mouse strains fail to find evidence of the bone protein’s endocrine functions, and divide researchers’ opinions.
Two Studies Question Function of Bone Hormone Osteocalcin
Two Studies Question Function of Bone Hormone Osteocalcin

Independently produced knockout mouse strains fail to find evidence of the bone protein’s endocrine functions, and divide researchers’ opinions.

Independently produced knockout mouse strains fail to find evidence of the bone protein’s endocrine functions, and divide researchers’ opinions.

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Skulls from the Yucatán Peninsula a Clue to Early American Settlers
Skulls from the Yucatán Peninsula a Clue to Early American Settlers
Alejandra Manjarrez | Apr 7, 2020
The crania of individuals who lived in the Yucatán Peninsula during the late Pleistocene show a high degree of anatomical diversity among them, and their skull shapes differ from that of other North American populations of the time.
Neanderthal Skeleton Find Supports Idea of Intentional Burials
Neanderthal Skeleton Find Supports Idea of Intentional Burials
Amy Schleunes | Feb 19, 2020
Microscopic plant remnants found near the bones indicate that the ancient humans practiced burying rituals, but the archaeological field is not in full agreement.
Image of the Day: Brittle Star
Image of the Day: Brittle Star
Emily Makowski | Nov 20, 2019
This marine animal looks like a sea star, but don’t be fooled.
Image of the Day: <em>Fukuipteryx</em> Fossil
Image of the Day: Fukuipteryx Fossil
Emily Makowski | Nov 15, 2019
This ancient bird has a modern tail bone.
Image of the Day: Skeleton Lake
Image of the Day: Skeleton Lake
Nicoletta Lanese | Aug 23, 2019
Human remains around Roopkund Lake in India bear South Asian, East Asian, and Mediterranean ancestry.
Caution Urged for Comparing Ancient and Modern Humans&rsquo; Oral Microbes
Caution Urged for Comparing Ancient and Modern Humans’ Oral Microbes
Alejandra Manjarrez | Aug 7, 2019
Microbial species that are commonly associated with oral diseases in modern humans are unreliable proxies for determining tooth health status in ancient samples, a new study finds.
Image of the Day: Catfished
Image of the Day: Catfished
Chia-Yi Hou | Apr 24, 2019
The skull bones of a catfish move in coordination when capturing prey.
Image of the Day: Scotty the&nbsp;<em>T. rex</em>
Image of the Day: Scotty the T. rex
Carolyn Wilke | Mar 25, 2019
The world’s largest T. rex found to date likely weighed nearly 20,000 pounds during its life.
Human Birth Canal Varies More Widely than Previously Thought
Human Birth Canal Varies More Widely than Previously Thought
Anna Azvolinsky | Oct 24, 2018
The pelvic bones of women have been shaped more by random evolution than by natural selection, a new study finds.