The new Omicron subvariant, NB.1.8.1 or Nimbus, is spreading in Europe, prompting health authorities to call for continued vigilance and booster vaccinations for at-risk groups.

A doctor has warned that a new strain of Covid-19 could be immune from the vaccine. The Stratus strain has spread across the ...

In what is fast becoming a calendar highlight, members of the Gallagher Security Australia team, together with their Channel ...