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Tooth-like structures on the skin of a South American fish might serve as high-velocity water-flow detectors.

Pigeons may use ultra-low-frequency sounds to navigate—a strategy that could steer them off course in the face of infrasonic disturbances, such as sonic booms.

A tactic designed to nab repeat offenders also pinpoints the source of infectious diseases and invasive species.

After a family friend died of pancreatic cancer, high school sophomore Jack Andraka invented a diagnostic strip that could detect the disease in its early stages.

Advances in genomics and cancer biology will alter the design of human cancer studies.

Protected areas help to conserve imperiled tropical forests, but many are struggling to sustain their resident species.

Satellites of the Golgi apparatus generate the microtubules used to grow outer dendrite branches in Drosophila neurons.

Flies turning blue help researchers link the deterioration of the intestinal barrier to age-related death.

Histone acetylation levels keep intracellular pH in check.

By scrutinizing gene expression profiles instead of individual oncogenes, Todd Golub launched a powerful platform for diagnosing, classifying, and treating cancer.

Professor, Division of Biology, California Institute of Technology. Age: 40

Researchers are taking advantage of small, transparent zebrafish embryos and larvae—and a special strain of see-through adults—to understand the development and spread of cancer.