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psychoactive drugs

A small pile of cocaine

Chemistry

Genetically modified tobacco plant produces cocaine in its leaves

Researchers have reproduced the entire biochemical pathway for how coca plants make cocaine in another plant, which could help people manufacture the drug for scientific study

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Four cows looking strange

Environment

Feeding cows hemp makes them ‘high’ and their milk could be unsafe

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Our balance naturally declines with age, making serious falls more likely to occur

Health

A daily dose of aspirin raises the risk of falls among older people

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US pardons people convicted for marijuana possession under federal law

Society

US pardons people convicted for marijuana possession under federal law

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2GJM5J2 Alzheimers and dementia research

Health

Alzheimer’s drug results are promising – but not a major breakthrough

Analysis

Small experimental mouse is on the researcher's hand; Shutterstock ID 605226563; purchase_order: -; job: -; client: -; other: -

Life

The sex of the researcher can influence results of mouse experiments

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Packets of drugs in woman's hands

Health

Drugs that mutate viruses to kill them could make them more dangerous

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Magic Mushroom Spores

Health

Psilocybin therapy seems to help some people give up drinking alcohol

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A 3D magnetic resonance imaging (MRI) scan of the brain of a 65-year-old after a stroke. The orange coloring represents an area of dead tissue

Health

Stroke drug improves memory and repairs injured brain tissue in mice

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Human brain scans

Health

Parts of the brain form a circuit that may fuel smoking addiction

Some smokers lose their cravings after experiencing damage to specific parts of the brain, suggesting these areas form a network that somehow fuels the habit

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Mind

Can you take the trip out of psychedelics and still treat depression?

Features

Health

Legalised cannabis in Canada and US hasn’t killed illegal market

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Health

A new weight loss drug could be used to prevent obesity. Will it work?

Features

Technology

Origami-inspired robot can deliver drugs at the site they are needed

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