151 articles from TUESDAY 5.7.2022

Fields medal: Kyiv-born professor and Oxford expert among winners

Maryna Viazovska’s work on packing spheres and James Maynard’s solving of prime number conundrum honoured in HelsinkiA Ukrainian mathematician who proved the best way to pack spheres in eight dimensions to take up the least space, and an Oxford expert who has solved conundrums in the spacing of prime numbers, are among the winners of the Fields medal, considered the equivalent of a Nobel...

Handle with care: mistakes and near-misses at UK Covid labs

A coronavirus-infected ferret bite is among many mishaps investigated during the pandemicA week before the UK’s first coronavirus lockdown, a lab worker at Aneurin Bevan University Health Board in Newport was screening nose and throat swabs from an intensive care patient. The paperwork carried no clinical details and the swabs were not double-bagged to indicate high risk. As such, the work was...

Dangerous incidents at UK laboratories ‘potentially exposed staff to Covid’

Official reports describe leaks of virus-laden fluids, a flood and a researcher bitten by an infected ferretDangerous incidents at UK laboratories, hospitals and Covid test centres potentially exposed staff to coronavirus and other hazards over the course of the pandemic, according to official reports obtained by the Guardian.Many involved leaks and spillages of virus-laden fluids, but...

New Covid wave: Is this what ‘living with covid’ looks like?

The UK is yet again facing a wave of Covid infections, with cases soaring by more than half a million in a week at the end of June. This time, the wave is driven by even more transmissible variants of Omicron known as BA.4 and BA.5. But with all Covid precautions gone, and many of us heading to bars, pubs, festivals and sporting events as the summer rolls on, is it much of a surprise? Ian Sample...

Coevolution of mammals and their lice

According to a new study, the first louse to take up residence on a mammalian host likely started out as a parasite of birds. That host-jumping event tens of millions of years ago began the long association between mammals and lice, setting the stage for their coevolution and offering more opportunities for the lice to spread to other mammals.