In addition to being a runnable CLI tool, D2 can also be used to produce diagrams from Go programs. For examples, see ./docs/examples/lib. This blog post also demos a complete, runnable example of ...

RR is a generator of syntax diagrams, also known as railroad diagrams. It is a self-contained tool with both a browser-based GUI and a batch mode. Besides generating diagrams from EBNF rules, RR also ...

Using the James Webb Space Telescope (JWST), astronomers have discovered distant, overly massive supermassive black holes in the early universe. The black holes seem way too massive compared to ...

An international team of researchers using NASA’s James Webb Space Telescope (JWST) and the Chandra X-ray observatory has discovered a bizarre black hole that may provide insights into the ...

Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half. Still ...

“One of Hubble’s lasting achievements will be how it showed the public the wonders of the universe,” Kenneth Sembach, an astronomer at the Space Telescope Science Institute, told National ...