Discover how protein works, what the best protein-rich foods are and much more. Featuring more than 40 delicious high-protein recipes, there are light bites, meat and veggie options, and sweet treats too.

Explore the mysteries of DNA, cloning, viruses, vaccines, evolution, genetic modification, and mutations in this comprehensive guide. Unlock the secrets of life itself in this digital edition.

How It Works, the magazine that explains everything you never knew you wanted to know about the world we live in.

Loaded with fully illustrated guides and expert knowledge, and with sections dedicated to science, technology, transportation, space, history and the environment, no subject is too big or small for How It Works to explain.