Now playing Next Switzerland Bad news for bees Three-quarters of the honey produced around the world contains nerve agent pesticides that can harm bees and pose a potential health hazard to humans. 06/10/2017
Now playing Next Sci-tech Saving London's bees one tag at a time Scientists in London are using a novel technique to save the world’s bees: tagging hundreds of the insects to track their movements around cities. 18/07/2016