Researchers are working on an off-the-shelf vaccine that trains natural killer cells to guard the nose and lungs against flu, COVID and RSV.

Political campaigns often use fear to play on voters’ existing prejudices and stereotypes. What that means for your vote is less predictable.

In response to China, the EU is transforming its single market into a legal lever: employees, subsidies and forced labour are becoming new battlegrounds.

Some animals change sex altogether in the autumn.