A resurrected ancient enzyme is helping scientists test how reliably Earth’s oldest rocks record signs of life.

Frances Arnold's game-changing technique of "directed evolution" creates enzymes with unusual capabilities. Her own evolution made it possible.

Scientists discovered hundreds of energy-making enzymes secretly working on human DNA—revealing a hidden “mini-metabolism” ...

A popular experiment that's recommended to demonstrate the functionality of enzymes is chewing a piece of bread for a moment, then paying attention to when it turns from a starchy flavor to begin ...

Living cells are sustained by countless chemical reactions that must be carefully regulated to maintain internal order and ...

Cancer is a universal issue which affects many people around the world. Many will turn to surgery in the hope a surgeon will ...