It's not every day an amateur rises to the level of history's greatest scientists, and it's even rarer for that amateur to be a non-European woman with just a high-school education. But that's the story of Hisako Koyama, a Japanese astronomer born in the early 20th century whose thousands of sunspot illustrations are being published right alongside greats like Galileo himself.
An Unlikely Life
What Are Sunspots?
Written by Ashley Hamer October 20, 2017
Wake up with the smartest email in your inbox.
Our Best Articles Daily