Physics In History on X: "The Longest Running Experiment: π©βπ¬ The Pitch Drop Experiment started in 1927 at the University of Queensland, holds the record for the world's longest-running laboratory experiment. It
![TIL the world's longest-running laboratory experiment "demonstrates the fluidity and high viscosity of pitch, a derivative of tar once used for waterproofing boats." In 1930 pitch was left in a glass funnel TIL the world's longest-running laboratory experiment "demonstrates the fluidity and high viscosity of pitch, a derivative of tar once used for waterproofing boats." In 1930 pitch was left in a glass funnel](https://external-preview.redd.it/jP5NzVgtvd03dTAIp7tkroyBETupvP1Ps6l98mVwNpw.jpg?auto=webp&s=210b844c18c7f37fb39d77c092363cd086c687db)
TIL the world's longest-running laboratory experiment "demonstrates the fluidity and high viscosity of pitch, a derivative of tar once used for waterproofing boats." In 1930 pitch was left in a glass funnel
![It's literally slower than watching Australia drift north': the laboratory experiment that will outlive us all | Research | The Guardian It's literally slower than watching Australia drift north': the laboratory experiment that will outlive us all | Research | The Guardian](https://i.guim.co.uk/img/media/9a7649098ed5e203ded2ffbfd2123cbe40b9f255/1021_893_1919_1151/master/1919.jpg?width=1200&height=900&quality=85&auto=format&fit=crop&s=f3ce29407b926cc0d535d67f3fceb043)
It's literally slower than watching Australia drift north': the laboratory experiment that will outlive us all | Research | The Guardian
![Physicists Have Been Waiting For This Painfully Slow Experiment for Nearly 86 Years | Smart News| Smithsonian Magazine Physicists Have Been Waiting For This Painfully Slow Experiment for Nearly 86 Years | Smart News| Smithsonian Magazine](http://blogs.smithsonianmag.com/smartnews/files/2013/05/05_01_2013_pitch-drop.jpg)
Physicists Have Been Waiting For This Painfully Slow Experiment for Nearly 86 Years | Smart News| Smithsonian Magazine
![Pitch-ure perfect: Scientists capture a drop of falling tar on camera for the first time in 70 YEARS | Daily Mail Online Pitch-ure perfect: Scientists capture a drop of falling tar on camera for the first time in 70 YEARS | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2013/07/19/article-2369074-1AE377E4000005DC-776_1024x615_large.jpg)