Plant mutation breeding, also called variation breeding, is a method that uses physical radiation or chemical means to induce spontaneous genetic variation in plants to develop new crop varieties.

The present theory offers a unified solution to three closely related evolutionary problems. (1) Why does an evolving population explore only a small fraction of the accessible pathways in genotype ...

Aortic stenosis is a narrowing of the aortic valve which connects the heart to the rest of the body. It affects millions of people and can be fatal if left untreated. At present, there are no ...

Gene editing may hold the key to rescuing endangered species—not just by preserving them, but by restoring their lost genetic diversity using DNA from museum specimens and related species. Scientists ...

The warming of the Arctic is transforming not only its ice but also the genetics of its inhabitants. According to a study cited by BBC and EarthSky, polar bears are undergoing changes in their DNA ...

Arun Durvasula has received funding from the National Institutes of Health and the National Institute of Science. Sitting in my doctor’s examination room, I was surprised when she told me, “Genetics ...

A study suggests psychiatric disorders can share the same genetic signatures and that they may stem from shared biological mechanisms.

Asperger’s, now referred to as autism spectrum disorder (ASD), involves a complex interplay of genetic and environmental factors. Asperger’s was once considered a distinct condition but is no longer ...