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Dieting could lead to a positive test for cannabis

Life

Dieting could lead to a positive test for cannabis

Cannabis smokers beware: stress or dieting might trigger "reintoxication", resulting in a positive drug test long after you last used the drug

News

Life

GM maize has built-in SOS chemical

News

Earth

Invading wheat fungus could boost Afghan drugs trade

News

Why food is about more than nutrition

Earth

Why food is about more than nutrition

News

Review: <i>Froth!</i> by Mark Denny

Mind

Review: Froth! by Mark Denny

Books & Arts

Food allergies get curiouser and curiouser

Health

Food allergies get curiouser and curiouser

Features

Health

Tell us your food allergies

News

Health

Using fat to fight the flab

News

The calorie delusion: Why food labels are wrong

Health

The calorie delusion: Why food labels are wrong

Features

New clues in search for elixir of youth

Life

New clues in search for elixir of youth

The findings of two studies in mice and monkeys may not offer eternal youth, but they do suggest how drugs and lifestyle changes could lengthen lifespans

News

Most inspirational woman scientist revealed

Opinion

Life

Europeans' sweet tooth may have been survival trait

News

Earth

Africa alone could feed the world

News

Earth

Video roadshows transform African agriculture

News