A starship driven by a captive black hole sounds like pure science fiction, yet the underlying physics is brutally literal. A tiny, artificial singularity would convert mass into energy with an ...

This article predates Brown Brothers Media’s ownership of Science Blog and has not been reviewed under our current editorial process. It is preserved as part of the publication’s archive. After seven ...

Supermassive black holes are powerful engines. They can rip stars apart and feed upon them. They blast jets of ionized gas at ...

Little red dots have puzzled astronomers since their discovery in James Webb Space Telescope (JWST) data from the universe's deep past. Their "powering engines" might resemble a newly discovered ...

Astronomers are closer to solving the mystery of how supermassive black holes feed themselves thanks to new images from the James Webb Space Telescope, or JWST. The images provide the clearest view ...