Pulses of intense light could clean organic pollutants from wastewater.

Wearable device alerts users about muscle fatigue by monitoring pH levels of sweat.

Layered nanomaterials shine for lossless light-energy conversion.

Transistor-based sensors offer hope for rapid diagnosis and treatment for COVID-19 and other infections.

Damage from adding electrical contacts to sensitive semiconductors can be mitigated using a buffer layer and optimized deposition.