In the fifty years since DNA was discovered, we have seen extraordinary advances. For example, genetic testing has rapidly improved the diagnosis and treatment

Get the low-down on genetics with easy-to-understand terms and clear explanations. From interpreting dominant and recessive genes to learning about mutations, t

In the fifty years since DNA was discovered, we have seen extraordinary advances. For example, genetic testing has rapidly improved the diagnosis and treatment

The authors explore the question of whether our sexual orientation is inherited or if it is a product of our upbringing and/or environment. Many people think ga