ANALYSIS

World / Science & Health | ANALYSIS Feb 24, 2023

New bird flu spreading worldwide poses no human pandemic risk, experts say

by Julie Steenhuysen

The changes that have allowed the H5N1 clade 2.3.4.4b virus to infect wild birds so efficiently have made it less likely to infect human cells, according to leading disease experts.

World | ANALYSIS Feb 23, 2023

Putin's nuclear treaty move raises stakes over China's growing arsenal

by Greg Torode and Martin Quin Pollard

China's nuclear arsenal is growing in size and sophistication — an expansion that the United States recently noted is now gathering pace.