a-z-animals3 天
Male vs Female Angelfish: How to Tell Them Apart
When you first get a new angelfish, you may find yourself wondering whether or not it’s a male or female. After all, you might have your heart set on a specific sex for breeding purposes. However, ...
Reuters4 天
Top US health agency updates definitions of female and male in line with Trump order
WASHINGTON, Feb 19 (Reuters) - The U.S. Department of Health and Human Services issued guidance updating its official definitions of terms such as sex, female, and male on Wednesday following ...
Phys.org27 天
Evidence suggests Neanderthal blood protein may be part of reason for their demise
Such an incompatibility, they note, would have likely led to hemolytic disease in offspring if a Homo sapiens or Denisova male were to mate with a Neanderthal female—a result that would have led ...
来自MSN18 天
Neanderthals' blood type may help explain their demise, new study finds
"For any case of inbreeding of a Neanderthal female with a Homo sapiens or Denisova male," Mazières said, "there is a high risk of hemolytic disease of the newborn." The condition can lead to ...
Psychology Today5 天
Male vs. Female Brains: 5 Surprising Ways We Think Alike
Overall, neuroscience reveals that while there are some average differences in how male and female brains process information and respond to their environment, these differences are typically ...
istockphoto8 天
Women Hunting Videos stock videos and footage
Portrait of Two Grown Male and Two Female Neanderthals and their Way of Living. Close-up Tribe of Four Hunter-Gatherers Wearing Animal Skin Holding Stone Tipped Tools, Pose at Entrance of their Cave.
A single protein may have helped shape the emergence of spoken language
The origins of human language remain mysterious. Are we the only animals truly capable of complex speech? Are Homo sapiens ...
WVTM 1310 天
Alabama governor vows to sign bill that writes definitions of male and female into state law
Video above: Alabama legislators pass "What is a Woman Act"Alabama lawmakers on Wednesday gave final approval to legislation that would write definitions of male and female into state law that exclude ...
IFLScience27 天
How Does Neanderthal DNA Influence Our Brains?
How different are we from Neanderthals? The answer is “not as much as we used to think”. Or, to put it another way, the more we learn about this group of archaic humans, the more similarities ...
Techno-Science.net27 天
Our hybridization with Neanderthals called into question
The idea that Neanderthals and some ancestral populations of Homo sapiens interbred has gained traction over the past two decades. However, this theory is primarily supported by statistical approaches ...
Researchers link a gene to the emergence of spoken language
A new study links a particular gene to the ancient origins of spoken language, proposing that a protein variant found only in ...