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Humans

Sweat mutation may have helped us colonise Asia

A mutation in a single gene produced extra sweat glands in Asian people's skin, perhaps to help them keep cool in the warm and humid climate

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New blood test finds elusive fetal gene problem

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Victory for gene patent firm in Australian court

Humans

Evolution’s detectives: Closing in on missing links

Environment

Chinese pig farms breed drug-resistant bacteria

Earth

DNA tests can prevent the next horsemeat scandal

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Gene therapy cures diabetic dogs

Life

Open Richard III DNA evidence for peer review

Life

Genes mix across borders more easily than folk tales

Environment

Stress can affect future generations’ genes

DNA analysis has yielded the first direct evidence that chemical marks which disable genes in response to stress can be passed on to offspring

Life

DNA privacy: don’t flatter yourself

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Quadruple helix DNA discovered in human cells

Life

Lingering kiss: DNA persists in the mouth after smooch

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Scarred for life? The biology of childhood hardship