Next-generation black hole imaging may help us understand gravity better
Next-generation EHT and space-based telescopes may detect subtle, distinguishable changes in black-hole images produced by alternative gravity models through parametric metrics and simulations.
Astronomers Spot Something "Totally Unexpected" at Event Horizon of Supermassive Black Hole
M87*'s magnetic-field polarization flipped between 2017 and 2021, indicating dynamic, complex magnetic structures near the event horizon affecting accretion and outflows.