science

Many Flaws, Few Retractions: “Vapes-Cause-Cancer” Studies

Two more published studies claiming to link vaping to cancer have come under fire for what experts identify as major…

April 3, 2026

Methadone Clinics to Blame for Unacceptable Drop-Out Rates

Given what the methadone clinic system subjects them to, is it really a surprise that people who take the medication…

March 19, 2026

Vaping Is Safer Than Smoking: Now It’s Official in France

France's national health and safety agency, ANSES, has published a report concluding that vaping is substantially safer than smoking. It’s…

March 18, 2026

Discontinued Canadian Safe Supply Program Was Working, Study Shows

Facing right-wing backlash, harm reduction initiatives around Canada have steadily been rolled back. Safer opioid supply (SOS) programs—which provide pharmaceutical-grade…

January 22, 2026

Vape Flavor Bans Increase Cigarette Sales in Canada, Too

Ban flavored vapes and expect an increase in cigarette sales: It’s a familiar concept to experts who recognize the two…

January 21, 2026

Legal Marijuana Access Linked to Fewer Suicides Among Older Adults

States that opened adult-use marijuana dispensaries saw suicide rates decline among older adults, according to a new scientific analysis of…

December 12, 2025

Over 4,000 Cannabis Studies Published in 2025, Amid Rescheduling Wait

For the fifth year in a row, researchers worldwide published more than 4,000 scientific papers related to marijuana in 2025,…

December 5, 2025

To Move Beyond Abstinence-Only, We Need Better Tools to Measure Recovery

Recovery from a substance use disorder has traditionally been conflated with “sobriety,” or total abstinence. In reality, many people recover…

December 1, 2025

Personal Attacks on THR Proponents Ramp Up Amid COP11

Tobacco harm reductionists have grown used to operating under fire as they seek access to safer nicotine products to help…

November 18, 2025

Federally Funded Study Links Marijuana Use to Reduced Heavy Drinking

Marijuana use is linked to lower alcohol intake and diminished cravings in heavy drinkers, according to a new federally funded…

September 10, 2025