The physicist who wants to build a telescope bigger than Earth
We are living in the era of black hole photography. In 2019, the first picture taken of a black hole was released. Unsurprisingly, it was difficult to get – in…
We are living in the era of black hole photography. In 2019, the first picture taken of a black hole was released. Unsurprisingly, it was difficult to get – in…
We tend not to dwell on the fact that we exist in three dimensions. Forwards-back, left-right, up-down; these are the axes on which we navigate the world. When we try…
Light cannot condense enough to create a black holeVadim Sadovski/Shutterstock It seems it is not possible to form black holes out of light alone. If energy and mass are one…
We’ve seen the waterfall of matter plunging into a black holeBuradaki / Alamy Stock Photo A strange area around black holes called the “plunging region” has been spotted for the…
Did you hear the one about the star that died twice? In 2014, astronomers saw the explosion of the Refsdal supernova. Then, 360 days later, it went bang again. This…