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A structural motif that is found in two cancer drugs may be responsible for their ability to tackle cancers and for the side-effects caused by the drugs.

Experiments in sea cucumbers reveal how the physiological responses regulated by a neuropeptide called kisspeptin have evolved.

Reliable biomarkers are needed to test the effectiveness of interventions intended to improve health and extend lifespan.

The gene that allows budding yeast cells to switch their mating type evolved from a newly discovered family of genes named weird HO.

Deep inside the temporal lobe of the brain, the hippocampus has a central role in our ability to remember, imagine and dream.

The origins of the posterior lobe, a recently evolved structure in some species of Drosophila, have become clearer.

Immune cells in the endometrium are targeted by HIV and re-programmed to allow them to survive and spread the virus throughout the body.

The neurotransmitter acetylcholine influences how male finches perform courtship songs by acting on a region of the premotor cortex called HVC.

Mutations that allow tumors to evolve and become resistant to treatment can be readily identified with a new sequencing approach.

Interactions between immune cell receptors and proteins that determine disease susceptibility shed light on how different arms of the immune system are involved in three viral infections and Crohn's disease.