How Aerosol Cans Work
In the 87 years since they were invented aerosol cans have protected soldiers, temporarily fixed flat tires, killed a boy who used too much deodorant and had their contents banned by most countries for wrecking the ozone layer. Tune in to learn more.
How Electroconvulsive Therapy Works
With the exception of lobotomies, no other psychological treatment has a worse reputation. But thanks to some thoughtful tweaks, ECT has lately emerged from the dark ages and toward the respectable forefront of treatment for major depression.
How Foot Binding Worked
Once in a while, all the necessary factors converge to produce a peculiar nationalized sexual fetish. In China, that fetish was foot binding and over a millennia three billion Chinese women’s feet were brutally disfigured for men’s pleasure.