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Doing cosmology with a brain

A favourite XKCD:

Made out of Meat

Here’s a few idle, Friday afternoon thoughts. I study distant galaxies. I use mathematical models of the laws of nature (and a supercomputer) to try to predict the properties of light emitted by and scattered through swirling vortices of matter, each containing a thousand trillion trillion trillion tons of stars, gas and dark matter, almost a trillion trillion kilometers away. 962 more words


Speaking in Sydney: Universes, one after the other

If you’re in Sydney on Monday (18th May, 2015), then come along to The Royal pub in Darlington to see A Pint of Science! It’s an international science festival, with similar events in 9 countries. 82 more words


Carroll's five replies to the fine-tuning argument: Number 1

Last time, I started a review of the Carroll vs. Craig debate with a (mostly historical) overview of the back-and-forth about the beginning of the universe for the last 90 years of modern cosmology. 1,642 more words

The Universe