<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" xml:lang="en"><generator uri="https://jekyllrb.com/" version="3.10.0">Jekyll</generator><link href="https://shaundbfell.com/feed.xml" rel="self" type="application/atom+xml" /><link href="https://shaundbfell.com/" rel="alternate" type="text/html" hreflang="en" /><updated>2026-09-07T17:19:42+00:00</updated><id>https://shaundbfell.com/feed.xml</id><title type="html">Shaun D. B. Fell</title><subtitle>Shaun Fell is a theoretical physicist working on black holes, fundamental fields, numerical relativity and the geometry of warp drives.</subtitle><author><name>Shaun D. B. Fell</name><email>shaundbfell@gmail.com</email></author></feed>