What links cannabis use and psychosis? Researchers point to the brain’s dopamine system

Published: 9 April 2025

A McGill University-led study found that people with cannabis use disorder (CUD) had elevated dopamine levels in a brain region associated with psychosis....

Antibiotics from human use are contaminating rivers worldwide, study shows

Published: 9 May 2025

Millions of kilometres of rivers around the world are carrying antibiotic pollution at levels high enough to promote drug resistance and harm aquatic life, a McGill University-led study warns....

Humpback whales’ use of memory to time their migration could prove less effective amid climate change

Published: 27 March 2025

A new study led by McGill University researchers indicates that humpback whales in the southeastern Pacific combine real-time environmental cues with their memories of conditions in their Antarctic...

Sun safety declining in Canada amid rise in skin cancer cases

Published: 2 May 2025

Despite decades of public health messaging, Canadians are spending more time in the sun and using less sun protection – raising alarms among researchers as melanoma cases continue to climb....

Researchers identify two new crocodile species

Published: 24 April 2025

McGill University researchers, in collaboration with Mexican scientists, have discovered two previously unknown species of crocodiles, one living on the island of Cozumel and the other on the atoll...

New drone-assisted 3D model offers a more accurate way to date dinosaur fossils

Published: 10 April 2025

A new study from McGill University is reshaping how scientists date dinosaur fossils in Alberta’s Dinosaur Provincial Park (DPP). Using advanced drone-assisted 3D mapping, researchers have...

McGill researchers highlight disparities in ‘aging in place’ 

Published: 12 May 2025

While health status is an important factor in whether a person is able to grow old in their home and community (age in place), researchers at McGill University have shed new light on the social...

New insights into how cancer spreads prompt rethink of metastasis care

Published: 5 May 2025

A McGill University-led research collaboration has achieved a breakthrough in understanding how cancer spreads....

Study of velvet worm slime could revolutionize sustainable material design

Published: 19 March 2025

A new discovery about the slime ejected by velvet worms could revolutionize sustainable material design, according to a study by McGill University researchers. Their findings outline how a...

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