On an uneventful night in March 2023, Elsian Atienza, a 20-year-old undergraduate student at the University of Washington in Seattle, held his breath and uploaded his first song to TikTok. His ...

Low copy number (LCN) DNA forensic profiling has lead to successful criminal prosecutions, including in the Peter Falconio case in Australia and the murder of the Swedish foreign minister, Anna Lindh.