universetoday.com/articles/advancing-astronomy-at-mit-with-x-ray-reverberation-mapping Advancing Astronomy at MIT with X-ray Reverberation Mapping
MIT's Erin Kara leads a team using X-ray reverberation mapping to study supermassive black holes and how they grow and shape their galaxies. Data from XRISM, NICER and other missions suggest black hole systems vary faster than expected, and ULTRASAT and LISA will extend the work.
— via Universe Today, Matthew Williams