Add Yahoo as a preferred source to see more of our stories on Google. Genetic information in the DNA and modifications, such as DNA methylation, define the epigenetic landscape and phenotype and show ...

People experiencing major depressive disorder often report feeling trapped in a cycle of negative thoughts and stagnant moods that are difficult to escape. A recent mapping of the human brain reveals ...

For more than a century, heredity has been framed through the tidy logic of Mendel's pea plants: traits pass from parent to offspring by fixed genetic rules. But a new mouse study suggests that ...