A puppy chasing its tail: The Event Horizon Telescope’s observations of Sgr A*, part 2
Yesterday, the Event Horizon Telescope released a second ever image of a black hole. Here’s what they found.
90 years in the making: The Event Horizon Telescope’s observations of Sgr A*, part 1
Yesterday, the Event Horizon Telescope released the first image of the black hole at the center of our galaxy. But how did we get to this point?
Winds of change: Why pulsar astronomers need to model the solar wind
The solar wind is a fascinating thing, but sometimes it can be a big problem. Today’s paper discusses why pulsar astronomers need to worry about it!
Pulsars: The key to secure encryption
Pulsars have many applications, from testing general relativity to searching for gravitational waves. Today’s paper explores an unusual one: cryptography!
Asteroids with lasers: A new way to detect gravitational waves?
We haven’t yet detected microhertz gravitational waves. This unusual detector could change that.