Arrival of Gene-Edited Babies: What lies ahead?

by Valentina Lagomarsino figures by Sean Wilson Nearly four months ago, Chinese researcher He Jiankui announced that he had edited the genes of twin babies with CRISPR. CRISPR, also known as CRISPR/Cas9, can be thought of as “genetic scissors” that can be programmed to edit DNA in any cell. Last year, scientists used CRISPR to cure dogs of Duchenne muscular dystrophy. This was a huge step forward for … Continue reading Arrival of Gene-Edited Babies: What lies ahead?

An effort to make moral machines finds cultural differences in human morality

A driverless car is speeding down a road and can’t stop. Either it hits an elderly woman crossing the street, or it swerves out of the way and kills its passenger, a young child. Whose life should be spared? As driverless cars become a reality, the answer to the famed “Trolley problem” becomes increasingly pressing. Unlike humans, self-driving cars don’t have an internal moral code; … Continue reading An effort to make moral machines finds cultural differences in human morality