What is over 1400 scientists from 35 nations searching in three tunnels 1.5 km below earth? Answer will leave you shocked
Analiza Pathak | Jun 3, 2025, 11:44 AM IST
In South Dakota, at the Sanford Underground Research Facility (SURF), scientists have built three huge tunnels about 1,500 meters below the ground. These tunnels are so important for research that people call them a "cathedral of science."











