Covid cases rising, a guide to lifes risks, and racing jelly-fish
b'
A jump in the number of UK Covid-19 cases reported by the government has led to fears coronavirus is now spreading quickly again. What do the numbers tell us about how worried we should be? Plus a guide to balancing life\\u2019s risks in the time of coronavirus, the government\\u2019s targets on test and trace, and a suspicious statistic about the speed of jelly-fish.
'