Near the center of the Milky Way are enormous filaments of radio energy that sometimes look like bones, and one in particular has astronomers playing orthopaedists.
If the new picture at the top of this story reminds you of an X-ray, well, that's because it is. Scientists used a space telescope to examine a conspicuous fracture along the bone's 230 light-year length. The images from NASA's Chandra X-ray Observatory, coupled with data from the MeerKAT radio telescope in South Africa and the...