Grape varieties from North America seemed harmless to French winemakers. But destructive bugs were imported with the plants.
In 1803, nearly two dozen orphan boys endured long voyages and physical discomfort to transport the smallpox vaccine to Spain's colonies.
Four major theories of disease transmission dominated scientific discourse in the nineteenth century. As one scholar writes, all were political.
Theoretical physicist Francesca Vidotto on feminist epistemology, white holes, string theory, and her book (with Carlo Rovelli) on loop quantum gravity.
We can’t be wandering outside much right now, but there are still ways to go green.