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Earth

Childhood poverty leaves its mark on adult genetics

Genomes of adults raised in poor or rich households have distinctive patterns of epigenetic change 鈥� perhaps a response to early adversity

Health

Unzipped chromosomes pass on parental stress

Life

Uncertainty principle: How evolution hedges its bets

Person with arm in cast looking down on an expanse of rubble, smoke and twisted wires

Health

Born scared: How your parents’ trauma marks your genes

Environment

Genes marked by stress make grandchildren mentally ill

Health

Prospective fathers should watch what they eat

Health

Changes caused by smoking block tumour-fighting genes

Environment

Chemical patterns on DNA mark out obesity genes

Health

Gene switch rejuvenates failing mouse brains

Health

Trauma leaves its mark on immune system genes

Post-traumatic stress disorder leaves chemical marks on DNA in genes that control immune functions and memory

Health

First twin sequences: What do they say about disease?

Health

Rats on junk food pass cancer down the generations

Health

Alcohol during pregnancy chemically alters fetal DNA

Health

Fat reprograms genes linked to diabetes