This is part 3 of Alice Sheppard’s trip to CERN, our first guest blog. Part 1 is here, and Part 2 here.
The main tunnel is 100m underground, and 27km in circumference, with detectors at various intervals like beads on a bracelet. The circular tunnel lies under both France and Switzerland, so, as someone commented, sub-atomic [...]
The Universe as seen from the perspective of an astronomical researcher, presenter and writer.