Blog

Discovery of the Dulais Stream

Late in 2022 (seems like so long ago) I discovered a new stream of stars in the Andromeda Galaxy. This structure, which we detect in the...

The Anthropic Principle: A chat with Fraser Cain

I chatted with Fraser Cain, curator and author of Universe Today, on a range of cosmological topics, including the convertible Anthropic...

The Trouble with "Puddle Thinking"

Luke Barnes and I have a paper coming out in the Proceedings and Journal of the Royal Society of NSW on a controversial topic in...

Are globular clusters home to dark matter?

A short write up of some recent research work, undertaken by ex-PhD student, Zhen Wan, on his search for dark matter in globular...

Falling into a black hole: Just what do you see?

Another blast from the blog past! 2017 this time, and the question is "what do you see when you fall into a black hole?" There is a lot...

Unknown Pleasures

I am part of the GALAH Survey, a project to observe hundreds of thousands of stars in the Milky Way to try and piece together its...

Lux ex tenebris: The imprint of annihilating dark matter

A new paper on the arxiv discussing the impact of decaying dark matter on the early evolution of the universe. You can read the paper here

HUNTING DARK MATTER USING ARTIFICIAL INTELLIGENCE

A write-up of our recent paper on using neural nets to untangle the gamma ray signal from the Galactic Centre, a potential sign of dark...

The Stars that Time Forgot

A write-up of our recent discovery of the Phoenix Stream that appeared in Nature