Scientists in China have been trying to beat the country's alarming pork shortage by creating the so-called 'super pigs' using gene-editing technologies. More than one million pigs have been killed in China - the world's largest pork producer and consumer - since an outbreak of African swine fever was reported there last year. Experts predict that the country will face a 10.8-million-tonne shortfall of the staple meat this year; and ...