A Louisiana sinkhole the size of 19 American football fields shifted sideways in radar measurements before its collapse and resulting evacuations in 2012, a study reveals. The implication is that if certain types of radar measurements are collected regularly from above, it is possible to see some sinkholes before they collapse. The researchers added, however, that … Continue reading "Evidence Of Giant, Growing Louisiana Sinkhole Showed Up In Radar Before Collapse: NASA"