When a species lives in two distinct types of habitats, individuals with traits better suited to each habitat will thrive and reproduce, naturally selecting descendants with those traits. But what ...

Ancient linkups may have happened more frequently between female humans and male Neanderthals, according to an new genetic analysis. Scientists know that Neanderthals and humans mated because there ...

Jenny Graves receives funding from The Australian Research Council. Men tend to lose the Y chromosome from their cells as they age. But because the Y bears few genes other than for male determination, ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. A closeup shot of a laboratory worker arranging pipette tips in a blue container for a ...

What Is Triple X Syndrome? Triple X syndrome is a genetic condition found in females only. About 1 in 1,000 girls have it. Girls with triple X syndrome — also known as XXX syndrome, trisomy X, and ...

Down syndrome is a condition in which a baby is born with an extra chromosome number 21. The extra chromosome is associated with delays in the child’s mental and physical development, as well as an ...

Here’s a quick reality check: ice cream sales go up in summer, and so do drownings. But no one thinks Ben & Jerry's is a silent killer. It’s correlation, not causation. Yet this same logical ...

Human egg cells are often prone to chromosomal errors. As women age, the error rate increases sharply — and can contribute to infertility, pregnancy loss, and ...

From cystic fibrosis to sickle cell disease, Down syndrome, and Klinefelter syndrome, these are some examples of genetic illnesses you should be aware of. You should also know that breast cancer, ...

Neil Hunter, a professor in the Department of Microbiology and Molecular Genetics, has discovered a crucial step in how chromosomes stay connected during the development for egg cells and sperm, ...

When a woman becomes pregnant, the outcome of that pregnancy depends on many things - including a crucial event that happened while she was still growing inside her own mother's womb. It depends on ...

Men who have lost their Y chromosome from a significant number of their immune cells are more likely to have narrow blood vessels, a key contributor to heart disease, according to a study of more than ...