bc d ab e f acab e a b

‘Long-haulers’ suffer from debilitating COVID-19 symptoms months after infection – and doctors can’t figure out why

Doctors "don't understand" why some formerly healthy people can have coronavirus symptoms that linger for many weeks or even months, emergency care ...
crispr

How gene editing has evolved into ‘worldwide CRISPR frenzy’

CRISPR sounds more like a refrigerator compartment than a gene-editing tool, but it's giving scientists power they could only imagine ...