ear gas is fired at protesters demonstrating against the death of George Floyd outside the 3rd Precinct Police Precinct on May 26, 2020 in Minneapolis, MN.

Why Do Police Use Tear Gas When It Was Banned in War?

The development of chemical warfare around the time of World War I led to the use of tear gas as a weapon by civilian police forces.
A 100 dollar banknote with medical mask.

The True Costs of Managing Pandemics

The fear of the next global virus isn't just media indulging in catastrophizing; it's a collective concern for global economic and political health.
Two illustrations of the heart

Who Really Discovered How the Heart Works?

For centuries, the voice of the Greek doctor Galen, who held that blood is produced in the liver and filtered through tiny pores in the heart, went unchallenged.
A coffinette for the viscera of Tutankhamun

Was It Really a Mummy’s Curse?

A slew of mysterious deaths following the opening of King Tut's tomb prompted one epidemiologist to investigate.
Glass bottles for snake oil and memory elixir

There Will Always Be a Market for Snake Oil

Even when we suspect the underlying root of an issue is complex, we tend to look for a quick fix.
A power button filled with green leaves in front of a dark background.

The 4 Questions to Ask before You Unplug

If you're concerned about the internet's effects on the world and on yourself, unplugging might not be the answer.
A Canadian flag with a pot leaf at its center

How Big Will Canada’s Legal Cannabis Market Be?

With recreational marijuana use now legal across Canada, companies are jockeying for market share while bureaucracies struggle to make estimates.
A bowl of kimchi, which contains probiotics

The Pros (And Cons) of Probiotics

Probiotics are a hot topic--and big business--these days. But do they really work?
diseases cures

The (Unproven, Deadly) Common Cure for Schizophrenia

Insulin coma and deep sleep therapies were used for years on patients with mental illness, even though there was never any evidence they worked.
obstetric forceps

Why Male Midwives Concealed the Obstetric Forceps

The history of obstetric forceps shows the dangers of privatizing important medical know-how.