Pixelized galaxy cluster strong lens modeling improves precision of Hubble constant measurement

For the first time, an international research team led by the Shanghai Astronomical Observatory (SHAO) of the Chinese Academy of Sciences has demonstrated that applying pixelized strong-lensing ...
The n-Category Café

Second Quantization and the Kepler Problem

The poet Blake wrote that you can see a world in a grain of sand. But even better, you can see a universe in an atom!