Liu Hao, a recent contestant on China’s ‘Happy League,’ a dating show, is being held as suspect in a 13 year old murder case. By Associated Press. UPDATED: January 13, 2019 at 2:04 AM EST.

ETH Zurich doctoral student Hao Liu uses lasers to create microfilament structures from a special type of gelatine. In the lab, the structures serve as a scaffold for growing cells. The method opens ...