Antarctic ice hole the size of Switzerland keeps cracking open. Now scientists finally know why.
When you buy through connection on our site , we may earn an affiliate commission . Here ’s how it works . Scientists have finally discovered what ’s get a Switzerland - sizing gob to repeatedly open up in Antarctica ’s ocean ice . investigator first spotted the cakehole , call in the Maud Rise polynya , in 1974 and 1976 in Antarctica ’s Weddell Sea , and since then it has reappeared fleetingly and sporadically — opening up in different size but in the same place , then sometimes not at all for years ....