A new explanation has been given for the eerie floating orbs of light observed in Hessdalen in Norway. An Italian engineer thinks the valley could be acting as a colossal battery. But a Norwegian physicist is not exactly electrified by the clarity of this answer.
As part of this summer’s science festival ’Science in the City’, a fleet of research ships will be docking in Copenhagen. The public is invited on board to learn about the ins and outs of marine research.
For seven years now, Atlantic puffins have been abandoning chicks and eggs in their nesting colonies because they cannot find enough food. The ocean is teeming with mackerel which consume the small fish that puffins normally feed to their offspring.
Ammonia causes the disgusting smell of urine in liquid manure from pigs and cattle. Scientists are not far from finding a way of stopping the formation of ammonia, although, this will not entirely remove the smell.