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Seasonal shifts straining the body’s temperature control may open the door to extra sniffles.

By analyzing more than four million venom peptides, researchers discovered new antimicrobial compounds that could transform the fight against deadly superbugs.

Saturated fatty acids directly activated innate immune cells in the lung, leading to inflammatory responses.

Immune changes occur in the gut of an Alzheimer’s disease mouse model. A high fiber diet can alleviate these and other disease related symptoms.

Cordyceps militaris uses an insect-like protein to manipulate its silkworm host into feeling like it’s starving, plumping it up to benefit fungal reproduction.

A new molecule helped normalize the ion flow that is disrupted in conditions like arrhythmia and epilepsy, offering a path to better drugs for the conditions.

Doctors have long recognized that many infections carry distinct smells. Now researchers are leveraging this to diagnose antimicrobial resistance within minutes.

A drug that acts on a notoriously hard-to-target protein shows promise in a cat oral cancer clinical trial. It may someday help human patients, too. 

Parasitic infection in cultured cells prompted mitochondria to consume more folate, leaving less of the essential nutrient for the microbe to grow.

A list of research priorities released by the NIH addressed many important topics, but ongoing funding uncertainties leave scientists anxious.

Scientists discovered chemical reactions that place amino acids on tRNAs and extend peptide chains without enzymes, a key step in the origin of life.

An unusually short and wide pelvis helps humans stand and walk on two legs, but how did it get this way?