This image reveals something bizarre about our early universe. On a large scale, there are greater temperature fluctuations to the right of the gray line than to the left. Could we be seeing the bruise from an early smashup with another universe? Some physicists think so.
Should software programs be allowed to publish papers in scientific journals? Over at the Simons Foundation, Natalie Wolchover has a terrific article about how computer programs are slowly becoming part of math departments — sometimes even as colleagues. From the article: