Tag Archives: Big Bang cosmology
The universe’s shape and its oldest light
The 3-torus is a strange and wonderful shape. We can’t readily visualise it because it has a complicated structure, but there’s a way. Imagine you’re standing inside a cube in which light is moving from the left face towards the … Continue reading
Posted in Scicomm
Tagged 3-torus, Big Bang cosmology, COMPACT collaboration, cosmic microwave background, manifold, Max Tegmark, relic radiation, The New York Times, universe geometry, universe shape
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A journey through Twitter and time, with the laws of physics
Say you’re in a dark room and there’s a flash. The light travels outward in all directions from the source, and the illumination seems to expand in a sphere. This is a visualisation of how the information contained in light … Continue reading
Posted in Scicomm
Tagged B0 meson, Big Bang cosmology, CPT symmetry, entropy, hypersurface, light cones, particle physics, special theory of relativity, time, time reversal symmetry, Twitter, weak nuclear force
Comments Off on A journey through Twitter and time, with the laws of physics