History of science
Memory in motion
An obsolete storage form led to computers.
Star spotter
A Scottish immigrant, once a housekeeper, found hundreds of celestial objects.
Seeds of hope
Soviet agronomist who endured persecution set up the world's oldest seed bank.
Nerves of steel
An intrepid Italian scientist discovered the key factor in nerve growth.
Atomic secrets
Scientist who worked on the bomb peeled the layers back on nuclear structure.

