These creatures are so fragile that the moment they are pulled out from the water, they collapse and disappear.

The sea is dark and full of terrors. There may or may not be water on Mars, but there are apparently Martians in the water. A fisherman is making waves after sharing footage of a bizarre, mystery sea ...

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 ...

The vast majority of the ocean is unexplored, unmapped and unobserved by human eyes. As researchers explore the vast ecosystems under the waves, odd creatures emerge from hidden nooks and crevices.

In a remarkable encounter filmed at more than 3,700 feet below the surface of the Indian Ocean, a deep-sea creature resembling an alien glyph has captivated millions online. The footage shows the ...

Non-native and rare species of sea slugs described as looking like aliens have been found by a group studying rock pools. The depilatory sea hare (Aplysia depilans), usually found in the eastern ...

More than 500 million years ago, something in the ocean changed. Some creatures evolved to build their own hard-shelled exterior. Others grew to sizes never seen before as the amount of oxygen on 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 ...

The Rock Pool Project in Plymouth described the non-native species of sea slug as "alien-like" Non-native and rare species of sea slugs described as looking like aliens have been found by a group ...