Non-active site mutations such as L50F are crucial for restoring the viral fitness of SARS-CoV-2 main protease. Here, the authors use full-length Mpro protein as substrate and demonstrate that ...

F lying in the U.S. has rarely looked as dangerous as it has in the past two weeks. Yesterday, one person died and three were ...

Transportation Secretary Sean Duffy discusses efforts to make sure Americans feel safe while traveling by air on 'The ...

Wondering what you should do if you're feeling sick before a flight or seated next to someone sick on a flight? Here are some ...

Democratic senators have grilled three of President Donald Trump’s cabinet picks during their confirmation hearings. Robert F ...

What to know about COVID ... risks. During an emergency, the U.S. government may have very limited ability to provide ...

How long are you contagious with COVID? People seem to pass on the virus most often about two days before symptoms show up and during the early stages of their illness. If your symptoms are ...

Frozen lakes, ponds, and rivers may appear inviting, but the Ohio Department of Natural Resources urges Ohioans to prioritize safety, reminding outdoor enthusiasts that “No Ice is Safe Ice.” ...

COVID-19 is at a low level in the community. Read the latest data from NSW Health. Continue to protect other people. Please stay home if you have any cold or flu symptoms. Wear a mask if you need to ...

Latest data from relevant platforms indicates that inbound travel bookings during the Year of the Snake Spring Festival period have increased by 203 percent year-on-year, CCTV reported.

View now View at IPVanish VPN You don't need to leave security and privacy at home when you travel. A virtual private network (VPN) can keep your data safe and mask your online activities ...