HumansWhy insulting people's intelligence is incompatible with open debate We too often turn to insulting people’s brain power – and that closes off our ability to understand others, argues Melanie Challenger Comment
HumansEvolution explains why social distancing due to covid-19 is so hard Hugs, handshakes and air kisses serve the same crucial purposes as animal greetings like sniffing, eye poking and buttock grabbing Features