Science
John Barrow obituary – The Guardian
Cosmologist who asked whether the existence of intelligent life has implications for the nature of the universe
The cosmologist John Barrow, who has died aged 67 from colon and liver cancer, was a renowned populariser of science. He combined mathematical and physical reasoning to increase our understanding of the very first moments of the universe.
This he did by giving elegant mathematical characterisations of inflationary models, in which a high vacuum energy density causes a dramatic exponential expansion of the universe in the very first instants before gradually evolving into the expansion we see today….
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