A drawing lesson inside a mitochondrion
Dominic draws a cross-section of a mitochondrion while explaining its membranes, energy production and origins.
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Dominic Walliman
Dominic Walliman is the physicist behind Domain of Science, making illustrated maps of big ideas on YouTube and writing the Professor Astro Cat science books for children.
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Dominic’s happenings, collected from public sources, plus his backstory and Starbook, where fans write.
A short on naming heatwaves
Dominic discusses naming heatwaves after fossil fuel companies, using BP as his example.
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Will physics ever be complete?
After making 17 maps covering areas of physics, Dominic asks whether we could ever understand everything about the universe, and what stands in the way.
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Mapping the discoveries that changed our view of space
His video connects discoveries about the universe to particular places in the night sky, from galaxies and supernovae to black holes and exoplanets.
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Looking back at a year of science
Dominic rounds up science advances from 2025 in a livestream covering space, physics, quantum computing, biology, medicine, climate, AI and maths.
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