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 fr…
cosmic microwave background
4 posts
Where is the coolest lab in the universe?
The Large Hadron Collider (LHC) performs an impressive feat every time it accelerates billions of protons to nearly the speed of light – and not in terms of the energy alone. For example, you release…
Our universe, the poor man's accelerator
That cosmic inflation may have happened at a higher-than-anticipated energy means physicists have access to the young universe through astronomical data.…
The Big Bang did bang
The Hindu March 19, 2014 On March 17, the most important day for cosmology in over a decade, the Harvard-Smithsonian Centre for Astrophysics made an announcement that swept even physicists off their…