About one in five men over age 80 lose the Y chromosome from their blood cells, and this condition has now been linked to an increased risk of Alzheimer's disease, researchers said Monday.
The family of a 12-year-old Bangladeshi girl who suffers from a rare condition that causes thick hair to cover her face and body have spoken out as they seek to fund surgery to give their daughter a chance at a normal life.
Scientists said Wednesday they had identified 74 genes that partially determine how far someone gets in school, depending on which variant of those genes a person possesses.
The first examination of a long-extinct Neanderthal's Y chromosome suggests that fertility problems may have prevented Neanderthal men from successfully mating with modern human females, researchers said Thursday.
Genetic mutations that can be blamed for unusually high cholesterol are far rarer than previously thought, existing in only about 2 percent of the population, researchers said Sunday.
People who are born with genetically high cholesterol may be about twice as common in the United States as previously believed, according to new research published on Monday.
A potato genetically engineered to resist the pathogen that caused the Irish potato famine is as safe as any other potato on the market, the Food and Drug Administration says.
Researchers have succeeded for the first time in reversing a degenerative illness in mice, using a revolutionary gene-editing technique that one day may help cure similar diseases in humans.
Rewriting your DNA is getting closer to reality: A revolutionary technology is opening new frontiers for genetic engineering -- a promise of cures for intractable diseases along with anxiety about designer babies.
Loneliness can increase the risk of premature death by 14 percent in older adults, according to a study published Monday that posits a physiological basis for the phenomenon.