PHOTO ESSAYS

Southern Italy’s Centuries-Long Dancing Mania,” Wellcome Collection.

Bloodletting at the Barber-Surgeon’s,” Wellcome Collection.

Electric Marvels in the Age of Enlightenment,” Wellcome Collection.

When Civilization Made People Sick,” Wellcome Collection.

Deadly Stinks and Life-Saving Aromas in Plague-Stricken London,” Wellcome Collection.

Exposing the Secrets of the Human Body,” Wellcome Collection.

Miracle Cure-Alls Throughout the Ages,” Wellcome Collection.

Vintage ‘Soviet Santa’ Postcards Were Propaganda for the Space Race,” Hyperallergic.