How can we evaluate what has been accomplished and guess at what's to come?
Best known for inventing the game of Life, John H. Conway is adept at finding the theorems hidden in simple puzzles
Scientists have found a major factor that controls whether a cell dies or thrives
A new screening tool may supercharge materials science
Find answers to the mathematical and logical challenges posed in the article's "Test Yourself" box
Which is larger: the number of Legos needed to build a life-size Egyptian pyramid or the number of trees on the earth? Test your estimation and calculation skills. Go to www.ScientificAmerican.com/may2016/epic-math