The artefact from Jedburgh Abbey - first unearthed in the 1980s - is thought to be about 800 years old.

All animals are related to each other, but comb jellies — a marine invertebrate found in oceans around the world — are the most distantly related to all other animals, shows a new study in Nature.

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There's a quiet romance to a great comb. It might seem like a utilitarian object, but the best combs will also detangle, texturize, distribute oils for hair health, stimulate, and, of course, shape ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. During a dive off the coast of Southern California in 1979, ...