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.
heatwave

Get Ready For More Heat Waves!

New climate model suggests next four years will be hotter than expected.
Cousin marriage Queen Victoria

The Genetics of Cousin Marriage

It's conventional wisdom that procreation between first cousins is unhealthy. But what are the actual genetic risks?
Charles Byrne skeleton

Will an 18th-Century Giant Finally Get a Burial at Sea?

The skeleton of Charles Byrne, the “Irish Giant," has been displayed in London's Hunterian Museum for 200 years. Byrne wanted a different resting place.
Poison art

Hidden Poisons of the Royal Court

How noble lords and ladies, terrified of poison, unknowingly poisoned themselves on a daily basis.
prison slang

When Prison Time Meant Rhymes

The “gay, frolicsome and amusing" rhymes of 1970s American prison slang.
Henrietta Lacks portrait

Henrietta Lacks, Immortalized

Henrietta Lacks's "immortal" cell line, called "HeLa," is used in everything from cancer treatments to vaccines. A new portrait memorializes her.