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Cannabis plants

Engineered yeast can brew up the active ingredients in cannabis plants

27 February 2019

A yeast with added genes from the cannabis plant can brew up cannabinoids more cheaply and with less environmental damage than farming the plant, say its makers
Fingers rolling a marijuana joint

A little cannabis every day might keep brain ageing at bay

8 May 2017

A mouse study suggests marijuana may have the opposite effect on older people than it has on the young, boosting learning and memory instead of impairing it

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