See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. In a fascinating video, researchers have revealed a new and bizarre see ...

When we think of slugs, we often picture slimy brown garden creatures. Under the sea, however, you can find slugs so colorful and unique they seem to have been transplanted from another planet ...

The sea slug is bright green, shaped like a leaf and doing something very few animals can: harnessing the power of the sun. Certain species of sacoglossan sea slugs can conduct photosynthesis—an ...

More than two decades after spotting a mysterious, gelatinous, bioluminescent creature swimming in the deep sea, California researchers this week announced that it is a new species of sea slug. The ...

Nearly 1,500 meters below the surface of the South Atlantic, a remotely operated vehicle glided along a canyon wall no biologist had ever seen up close. Its cameras captured ledges encrusted with ...

SOME SEA slugs are kleptomaniacs. Elysia crispata, a species of these marine molluscs found in the western Atlantic and the Caribbean, is among the most notorious. When the slugs eat algae, their ...

At first glance, it looks more like a tiny leaf than a sea creature. But one post is reminding people that some of the most ...

Like Astrophage, the solar-radiation-eating microbes in Andy Weir’s novel Project Hail Mary, some sea slugs can derive energy from sunlight. Niamh Ordner Like Astrophage, the solar-radiation-eating ...