Mark Garlick/Science Photo Library/Getty
It is time to stare into the abyss. The Event Horizon Telescope (EHT) has already made its first observations of the supermassive black hole at the centre of our galaxy, and the results – maybe even the first ever picture of a black hole – are expected next year.
Nine radio observatories around the world, including four in the US and one in Antarctica, make up the EHT. They all turn on simultaneously, combining to make a single, powerful “virtual telescope” spanning the planet.
In …