Officials say it will take weeks to understand implications of newly discovered strain, call for measured action

Strain causing anxiety around the world given Greek alphabet designation, in line with previous major variants such as Delta, as scientists race to understand its risks

Germany and Netherlands ready for new restrictions as cases and hospitalizations surge, and virus-related deaths per day in Europe double from the rate seen in late September

In new article, virologist Michael Worobey says his research 'provides strong evidence of a live-animal market origin of the pandemic,' rather than from a laboratory leak

Move could make treatment available to more than half the world’s population, by allowing generic drug companies to produce the pill cheaply in 95 low- and middle-income nations

Germany and Croatia see new record numbers of daily infections, with continent recording some 3,600 deaths daily, led by Russia, Ukraine and Romania

The WHO's 'Access to Covid Tools Accelerator' is aimed at developing, producing, procuring and distributing tools to tackle the pandemic, and to fight global inequity in roll-out

A number of countries may be initially excluded from potential framework of allowing in non-group travelers, due to absence of deals to recognize vaccination certificates

Strategic Advisory Group of Experts on Immunization says target people are less likely to respond adequately to vaccination with just two doses

Unequal vaccine access around the globe, along with many countries easing restrictions, could spell new and more deadly virus variants