marijuana
Cannabis Biotech
Cannabis Biotech
Daniel Cossins | Dec 1, 2014
As medical marijuana businesses set up shop across the U.S., a handful of companies are taking the pharmaceutical route, guiding cannabis-derived drugs through clinical trials.
Chronic Weed Use Shrinks Brain Region
Chronic Weed Use Shrinks Brain Region
Bob Grant | Nov 12, 2014
Long-term marijuana smokers have less gray matter in their orbitofrontal cortex than nonsmokers, but other brain circuits may compensate by increasing connectivity.
NIDA Weighs In on Pot
NIDA Weighs In on Pot
Bob Grant | Jun 9, 2014
Addiction is one among many potential adverse effects of the increasingly popular drug, according to the National Institute on Drug Abuse.
Can Pot Be Lethal?
Can Pot Be Lethal?
Bob Grant | Feb 24, 2014
New post-mortem examinations suggest that marijuana can kill.
Get Off the Pot
Get Off the Pot
Jef Akst | Oct 15, 2013
Researchers demonstrate the successful treatment of marijuana abuse in rats and monkeys.
Pot Not Linked to Poor Health
Pot Not Linked to Poor Health
Tracy Vence | Sep 24, 2013
Marijuana use does not correlate with negative health outcomes or hospitalizations, a study has found.
Kerfuffle Over Marijuana Claim
Kerfuffle Over Marijuana Claim
Bob Grant | Aug 20, 2013
A pro-pot group airs an ad stating marijuana is “less toxic” than alcohol, but a federal science agency disputes the assertion.
Week in Review, July 15–19
Week in Review, July 15–19
Jef Akst | Jul 19, 2013
Bias in preclinical research; medical marijuana for kids; a swath of microbial genomes; plastic ocean habitats; rethinking scientific evaluation
Medical Marijuana for Kids?
Medical Marijuana for Kids?
Aimee Swartz | Jul 17, 2013
The drug has brought relief to children suffering from cancer and other serious ailments, but getting access is often limited by considerable regulatory hurdles.
Speaking of Science
Speaking of Science
The Scientist Staff | Apr 1, 2013
April 2013's selection of notable quotes