Inside science

Whether it's innovations like Tommy John surgery for battered pitching arms or a Cheetah prosthesis that lets an amputee run as fast as two-legged sprinters, athletes depend on sports medicine research. This title examines the science behind sports medicine research.

Stem cells can be employed to replace damaged and diseased cells, curing many diseases. As scientists pursue research into stem cells, they have unlocked many secrets about how cells form and how they affect the body. This title examines the science behind stem cell research.