Owing to a near-global lockdown, seismometers have seen a 50 per cent reduction in seismic noise under the ground. ThePrint’s Sandhya Ramesh takes a look at the findings and what is now being learned from this silence.----more----Supplementary reading Seismic lockdown paper: https://science.sciencemag.org/content/early/2020/07/22/science.abd2438----more----Accompanying article by authors of the paper: https://theconversation.com/coronavirus-lockdown-reduced-seismic-activity-around-the-world-new-study-143203----more----Elephant communication using low frequency rumbles https://physicsworld.com/a/elephants-turn-to-seismic-communication/