"Not all genetic diseases are solely caused by errors in the genetic code itself," says Sherry Gao, Presidential Penn Compact ...

Genetic engineering is the act of modifying the genetic makeup of an organism. Modifications can be generated by methods such as gene targeting, nuclear transplantation, transfection of synthetic ...

Resistance to diseases could be introduced into susceptible crops using genetic engineering. Not only can this protect the crop, it can also safeguard farmers' livelihoods. An example is ...