You've all seen it: On this day in 2019, the Event Horizon Telescope took the first ever photo of a Black Hole. Or rather, of the accretion disk surrounding it.

A few years earlier, Katie Bouman, one of the scientists behind this success, described how it's done:

"How to take a picture of a black hole", https://www.ted.com/talks/katie_bouman_how_to_take_a_picture_of_a_black_hole

Shoutout to our colleagues at #TEDxBeaconStreet.

#ThrowbackThursday #TEDx #TED #IdeasWorthSpreading #BlackHole #Astronomy