Klinefelter Syndrome (XXY ): People with this condition, first identified in 1942, have an extra X chromosome. People with ...

How did humans evolve brains capable of complex language, civilization, and more? Scientists at UC San Francisco recently ...

The four most common haplotypes, occurring in 16 of the 20 chromosomes ... of genetic variation is an inspiring one, but searching for variability remains expensive and time-consuming. A project that ...

In particular, it explains that humans have one fewer chromosome pair in their cells than apes, due to a mutation found in chromosome number 2 that caused two chromosomes to fuse into one.

Scientists found that fast-evolving DNA shaped human brain development but might also increase risks for mental disorders.

A recent Trump executive order defines sex based on gamete size. But the order oversimplifies genetics, hormones and reproductive biology.

have been linked to dozens of human diseases, but can they also represent the genetic variation that was so essential to our evolution? More recently, both aneuploidy and chromosomal ...

BY TERRY GOLDMANLos Alamos I applaud Gary Stradling’s LTE, but he still hasn’t quite gotten to the full magnitude and ...

A decades-long NIH-backed effort to map the human genome has advanced our understanding of genetic risk factors and human ...

SAN FRANCISCO — A genetic coin toss that happens before birth might influence how women’s brains age decades later. A study from the University of California San Francisco reveals that women ...