The heavily mutated Omicron variant has led to a serious dent in the ability of vaccines to protect us from catching the Covid virus. Two doses of some vaccines offer almost no protection from an ...

Stopping universal masking and SARS-CoV-2 testing in hospitals led to a surge in hospital-onset respiratory viral infections ...

A highly transmissible new coronavirus variant is “rising steadily” among sampled cases in New Zealand - but there’s no firm ...

As a virus scientist in South Africa, I’ve been watching with dread as H5N1 bird flu spreads among animals in the United ...

Stacker consulted research from Yale Medical School and the World Health Organization to find how SARS-CoV-2 has evolved ...

When it eventually emerged from its host, the virus had a startling range of new abilities — finding new ways to invade cells, weaken the immune system and evade antibodies. What is the omicron ...

Chief Executive Carrie Lam Cheng Yuet-ngor said on Tuesday said she would not impose a mainland China-style hard lockdown as ...

For young, healthy people who may be wondering, “do I need a COVID booster at all?”, having one annually is sensible.

Researchers from the Institute of Process Engineering (IPE) of the Chinese Academy of Sciences have recently developed a ...