Face shields no match for sneeze vortex rings

Do face shields provide enough protection to the wearers against COVID-19 if they don't also wear a mask? Spoiler alert: no. But researchers at Fukuoka University in Japan are working to create face shields safe enough to ...

FAST helps reveal the origin of fast radio bursts

Researchers from Beijing Normal University, Peking University and National Astronomical Observatories of the Chinese Academy of Sciences (NAOC) found that there is weak correlation between fast radio bursts (FRBs) and soft ...