Well the equipment to reproduce the findings includes multimillion dollar lasers that are required to have precision under a nanometre. If I understand correctly, gravational waves require data to line up between multiple telescopes around the world, right? So all these labs have to be sharing their data through some organized means, right?

Here's a podcast I head recently that went over gravational waves in detail: https://www.danielandjorge.com/podcasts/what-are-gravitation...