Israelis have been dealing with a seaborne invasion of sorts this summer.<br /><br />Millions of giant jellyfish, called warty comb jelly, have been washing up on their beaches, causing discomfort to beach goers.<br /><br />The jellyfish themselves pose no danger to humans. But all those eggs in the water can leave bathers feeling a mild sting. <br /><br />As Al Jazeera's Tom Ackerman reports from Netanya, Israel, they're causing even bigger problems for the country's biggest power station.