Stories from Bert Hansen
Does Louis Pasteur Still Matter?
Or will the scientist’s 200th birthday be his last hurrah?
COVID-19 Health Passports: What’s Old Is New Again
To speed reopening, government and business leaders are pushing a modern version of a centuries-old idea.
The Story of Serum Therapy
How a 19th-century invention could save lives today.
Smallpox and the Long Road to Eradication
It’s one thing to make a scientific discovery, but making it count is another thing entirely.
Hennig Brandt and the Discovery of Phosphorus
An engraving hints at the ways art and science were intertwined in the Age of Enlightenment.
Our Mutual Friend
Candy stores in the 19th century sold sweets as deadly as they were delicious.