The earliest traces of human life on the Faroe Islands date back to the Viking era. But new pollen analyses suggest that people, and perhaps even agriculture, existed on the islands long before the Vikings arrived.
Farmers are feeding their pigs with so many antibiotics that we are becoming increasingly resistant to them. Now a Danish researcher has discovered that cheese waste with added bacteria can replace some of the antibiotics used by farmers.
Sea slugs may sound like they're soft and squishy, but they have poisonous tentacles and eat nearly everything they come across, including each others' eggs. These delicate and often brightly coloured animals are ferocious predators.