Alpha variant
Europe
Delta Variant Could Comprise 90% of Infections Says EU Body
The Delta coronavirus variant, previously known as the Indian variant, could soon be responsible for as much as 90% of Europe's infections.
Medicine
New Vaccine “Novavax” Proves 90% Effective in Clinical Trials
A new coronavirus vaccine called Novavax, from a company by the same name, has proven to be 90% effective in trials, according to its maker.