Sweating the small stuff

Assistant professor of medical engineering Wei Gao is enriching the field of personalized and precision medicine with an abundant source of chemical data: sweat.

Modular platform for biosensor assembly

Tumor markers are biological substances, usually proteins, that provide early indication of cancerous or benign tumors in the body. 

Blu-ray player detects microorganisms and toxins on discs

In addition to storing films, optical discs can be used to detect microorganisms, toxins, allergens and tumoral biomarkers. Blu-ray technology has allowed researchers at the Polytechnic University of Valencia to develop a ...

Breakthrough: Sensors monitor cells at work

Transport proteins are responsible for moving materials such as nutrients and metabolic products through a cell's outer membrane, which seals and protects all living cells, to the cell's interior. These transported molecules ...

Physicists create world's smallest semiconductor laser

Physicists at The University of Texas at Austin, in collaboration with colleagues in Taiwan and China, have developed the world's smallest semiconductor laser, a breakthrough for emerging photonic technology with applications ...