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Exposing chicks to one hour of light during the night disrupts the releaseof a hormone that is needed by cells in the developing brain to survive.

Experiments on zebrafish show that the regeneration of the heart after an injury depends on lymphatic vessels.

The activation mechanism of the nitric oxide receptor has been revealed by cryo-electron microscopy.

A combination of invasive and non-invasive techniques has allowed researchers to take a closer look at the two major neural pathways that connect the amygdala and the prefrontal cortex.

Microscopic water films allow bacteria to survive the seemingly dry surface of plant leaves.

The way that bacteria grow—either floating in liquid or attached to a surface—affects their ability to evolve antimicrobial resistance and our ability to treat infections.

A new study upturns the long-held belief that in fruit flies, the yellow gene determines sex-specific behaviors by acting in the brain.

A genetic screen has identified the first signaling component of the unfolded protein response in chloroplasts.

Interactions between T helper cells and the complement system promote loss of sensory neurons in the eye.

How does the skeleton detect and adapt to changes in the mechanical load it has to carry?