University of Amsterdam

If you've watched even a single episode of CSI, you'll know how important it is to check suspects and crime scenes for gunshot residue (GSR). A new technique could make that task faster and easier than ever before, by causing GSR to glow green.

Contact lenses get pretty thin nowadays, but they’ve got nothing on a new lens from scientists at Stanford and the University of Amsterdam. The team has created the world’s thinnest lens, measuring just three atoms thick.

Scientists have, for the first time, identified five distinct subtypes of Alzheimer’s disease, each with different neurodegenerative behaviors, survival rates and medical interventions. It could be a game-changer for research and therapeutic success.

Two new studies offer some of the strongest evidence to date for a relationship between depression and gut bacteria. The studies do not claim causality but do suggest a strong correlation that could inform novel diagnostic biomarkers for depression.

A new study says that cultured meat would provide substantial environmental benefits over conventional meat production techniques.