Easy replication in cattle mammary glands means H5N1 bird flu is under no evolutionary pressure to adapt to spread easily in humans.

If your Netflix lineup is feeling a little stale, you're not alone. With endless titles ... At last count, there were more than 36,000 unique categories to explore. The entirety of the ...

November 25, 2024 • Books We Love returns with 350+ new titles handpicked by NPR staff and trusted critics. Find 12 years of recommendations all in one place — that's nearly 4,000 great reads.