Structural models of default are widely used to analyze corporate bond spreads, but have generally been unable to explain why risk premiums are as high as they are. This credit spread puzzle can be ...

As part of the adaptive immune response, T-cells recognise and kill pathogenic or pathogen-infected cells 1,2. Understanding the mechanisms of such immune responses is therefore important for the ...

This study presents an integrated 3D structural modelling workflow as a quantitative framework for applying advanced geological understanding to the spatial distribution of discrete and continuous ...

Multicolored 3D rendering of a muscle fiber. It looks a bit like a bundle of yarn, with lots of short, aligned strands. A 3D rendering of the proteins in a muscle fiber, captured by cryo-electron ...