It is contagious in humans and is the cause of the coronavirus disease 2019 (COVID-19). Non-active site mutations such as L50F are crucial for restoring the viral fitness of SARS-CoV-2 main protease.

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 ...

This story was originally published in 2018 but has been updated to reflect Soderbergh’s latest films, including Presence. Perhaps the most fascinating thing about Steven Soderbergh’s nearly ...

U.S. News Insider Tip: Time your visit for Fine Arts and Flowers, when floral interpretations of different works are displayed alongside their inspirations. Grab a map from a docent and allott ...

The UAL Level 3 Extended Diploma in Creative Media Production and Technology has been designed to provide students with the knowledge, skills and understanding necessary to access and progress to ...

Time magazine’s new inauguration-issue cover features ... a wreath-laying ceremony at Arlington National Cemetery on Jan. 19, 2025. Photo by Anna Moneymaker/Getty Images Another peron said ...

Jan. 20, 2025, marks not only the beginning of a new presidential administration but also the day when we remember the legacy of the Rev. Dr. Martin Luther King Jr. The conjunction of these two ...

Last April, President Joe Biden signed a bill banning the first globally successful Chinese social-media app if its parent company, ByteDance, doesn’t sell its shares by January 19. TikTok ...

In this context, we propose a hybrid beamforming design for holographic metasurface based terrestrial users in multi-altitude LEO satellite networks. Firstly, the holographic beamformer is optimized ...

As she has acknowledged, many of the extended tracking shots in the film – exterior spaces populated by long queues of people waiting in the freezing cold – remind her, inescapably, of Holocaust ...