By making the first progress on the “chromatic number of the plane” problem in over 60 years, an anti-aging pundit has achieved mathematical immortality. By Evelyn Lamb.

The countdown to launch creeps closer and there's still plenty for self-taught rocket scientist “Mad” Mike Hughes to do... By Pat Graham.

On the search for an efficient algorithm to tell if a number is prime. By Kaneenika Sinha.

Here’s how parents of kids with rare disease found what may be blockbuster drug. By Beth Mole.

How a college dropout reordered the heavens and forever changed our understanding of our place in the universe. By Maria Popova.