HumansEarliest use of anaesthetics uncovered in Chinese doctor’s tomb Residues on medical equipment reveal that physicians in China over 600 years ago used aconitine, a highly toxic plant chemical, to alleviate pain during surgical procedures ¿ìè¶ÌÊÓÆµ
TechnologySocial media is a defective product Two lawsuits are being brought against giant tech firms for the dangers their apps pose to young people. Columnist Annalee Newitz says the outcome of those cases could dramatically change social media for the better Comment