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Goopy, sticky slime, whether it intrigues or disgusts you (or both), has more practical uses than you may expect. In fact, many animals and even plants make their own goo. Creatures might slime things ...

Researchers found that the slime eel, or hagfish, known for deluging predators with mucus, tripled the size of its genome hundreds of millions of years ago. By Veronique Greenwood The hagfish, a ...