DUNE

From CNN, July 22, 2017: Fermilab scientist Don Lincoln explains how the Deep Underground Neutrino Experiment, which had its groundbreaking ceremony on July 21, could answer important questions of the universe, including, “Where did the antimatter go?”.

From The Wall Street Journal, July 21, 2017: Scientists celebrated the launch of an improbable physics experiment that will shoot subatomic particles through 800 miles of rock and dirt to study some fundamental cosmic riddles. [subscription required]

From Science, July 21, 2017: To build the modular detector, workers have to carve out massive caverns 1,480 meters underground, haul out stone that weighs as much as a dozen aircraft carries, and truck in millions of liters of frigid liquid argon. On July 21, officials gathered deep underground to turn the first few shovels of stone.

The construction of ProtoDUNE at CERN continues, and as you can see, it’s got a shiny, metallic interior.