Video content
Seventy-five-year-old Bill has never met his dad, but he's about to discover life-changing answers.
Seventy-five-year-old Bill has never met his dad, but he's about to discover life-changing answers.
By Craig Duggan
BBC News
By Paul Rincon
Science editor, BBC News website
Hira Javaid is an oncology PhD student at Oxford University who uses juggling to explain science.
By Owain Clarke
BBC Wales health correspondent
By Rachel Schraer
Health reporter
By Paul Rincon
Science editor, BBC News website
By Nell Mackenzie
Business reporter
By James Gallagher
Health and science correspondent
Natasha always knew that she was conceived using a sperm donor, but she also knew that she would never be able to find out his identity.
By James Gallagher
Health and science correspondent
By Helen Briggs
BBC News
By Paul Rincon
Science editor, BBC News website
Nigerian start-up 54gene is building Africa's first bio bank for DNA.
By Dickens Olewe
BBC News
By James Gallagher
Health and science correspondent