Just one chemical is enough to maintain the status quo in naked mole rat colonies. Plus, the hunt for the origins of a cyclosporidia outbreak and whether it’s possible to end poverty without economic growth.

Hear the biggest stories from the world of science | 15 July 2026

The mechanism behind these strange mammals' extreme social structure has been a long-standing puzzle.

The scent of a single chemical, made only by the queen, alters hormone production in other females.

Just one chemical is enough to maintain the status quo in naked mole rat colonies. Plus, the hunt for the origins of a cyclosporidia outbreak and whether it’s possible to end…