Something strange was happening in the waters of Bristol Harbour this week. What appeared to be a long, glowing sea creature caused some commotion when it was spotted floating near the water's surface ...

The ocean is still one of the biggest mysteries on Earth, and the deeper you go, the stranger it gets. Far below the surface, where sunlight can’t reach, lives a world full of creatures that look more ...

Sea creatures have adapted to help them thrive in extreme environments. Unusual features allow them to live thousands of feet below the surface. Underwater robots give researchers a glimpse at some of ...

This Indo-Pacific stunner dons a kaleidoscope shell of greens, blues, reds, and oranges, with purple eyes that swivel independently. At 3-18 cm long, it packs a punch like a .22 bullet using club-like ...

The little creatures called hyoliths covered the bottoms of the oceans, but didn't appear to fit the pattern of evolution of animals that came before or after them You can save this article by ...

The vast majority of our planet remains a complete mystery, hidden beneath miles of crushing water where sunlight never penetrates. In this eternal darkness, evolution has taken a path so bizarre that ...

Octopus cyanea found in the both Indian and Pacific ocean. It grows to 16 cm in mantle length with arms to atleast 80 cm.© Amirkhans world/Shutterstock.com If forced to choose one descriptor for the ...

Everything really is bigger — and stranger — in Texas. This year proved the Lone Star State is full of wild surprises after several Texans spotted some rare and unusual encounters with sea creatures ...

Add Yahoo as a preferred source to see more of our stories on Google. Octopus cyanea found in the both Indian and Pacific ocean. It grows to 16 cm in mantle length with arms to atleast 80 cm.© ...