HealthThe big unanswered questions about the covid-19 coronavirus Despite studying the SARS-CoV-2 virus for five years, scientists still have questions, from the extent to which it can survive and mutate in animals to the thorny argument over its origins News
HumansSurvival of the wittiest: Could wordplay have boosted human evolution? Evidence for the origins of complex language can be found in creative two-word insults such as busy-body and kill-joy Features