What may have been the world's tallest waterfall briefly formed on Greenland's ice sheet last year, draining a meltwater lake of 5 million cubic meters of water -- equivalent to 2,000 Olympic ...

Social media users are eagerly sharing an image that claims to show a unique waterfall in Iceland. "The most beautiful Christmas Tree formed by the frozen waters of a water fall (sic), in Iceland ...

What may have been the world’s tallest waterfall briefly formed on Greenland’s ice sheet last year, draining a meltwater lake of 5 million cubic meters of water – equivalent to 2,000 Olympic ...