How long would you be willing to wait for a drop of the black stuff in Dublin? After 69 years, one of the longest-running laboratory investigations in the world has finally captured the fall of a drop of tar pitch on camera for the first time. A similar, better-known and older experiment in Australia missed filming its latest drop in 2000 because the camera was offline at the time.
World's slowest-moving drop caught on camera at last : Nature News & Comment
World's slowest-moving drop caught on camera at last : Nature News & Comment
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