Parasitic worms are difficult to kill with current therapies, but their commensal bacteria might be their Achilles’ heel.

The first complete 3D reconstruction of the compound eye of a minute wasp species sheds light on the nuts and bolts of size reduction.

Inothewayurthinkin is the new favourite in places for the Randox Grand National at Aintree on Saturday April 5 - but trainer Gavin Cromwell insists he might not run.