DNA testing

John McNally discovered he was related to murdered backpacker Grace Millane after taking a DNA test.

It said new buyers Regeneron had committed to protect user data as part of the deal.

Ryan Hampson says his life was ruined when his ex-partner lied to him about being her child's father.

The programme checks for 200 rare illnesses with the hope of speeding up diagnosis and treatment.

Once millions used it to find out about their family histories - this week it was almost delisted. What went wrong?

It was only a home DNA test but its unexpected results rocked two families to their core.

Tina flies to Melbourne to meet her four siblings for the first time and it is captured on film.

Tina flies to Melbourne to meet her four siblings for the first time and it is captured on film.