This little guy can keep an eye on lakes, rice paddies, swimming pools, and other gently-moving bodies of water.

Marine flatworms have perfected smooth, undulating motion over millions of years of evolution. Now, scientists have taken inspiration to create a highly agile robot.

EPFL engineers have designed a flexible swimming robot capable of maneuvering effortlessly through congested water surfaces.

Scientists discover a worm in Siberia that has been frozen for 46,000 years and is brought back to life in a laboratory.

If a robot is being used to gather data in sensitive aquatic environments, it shouldn't have a whirring propeller that could ...

A woman developed an array of symptoms shortly after returning from a vacation, and parasites turned out to be the culprit.

In a river of southern China, a “slender” creature with “tiny scales” under its skin paused to rest along the gravel riverbed. Its coloring helped it blend in, but not well enough. Nearby scientists ...

Non-native aquatic species pose a threat to Meeker and ... Such species also have a free-floating tiny life stage that can be transported from one waterbody to another via water movement, Crowell ...

Animals such as mosquitoes and freshwater snails, are the smallest yet most dangerous creatures, capable of killing humans.

New Zealand is home to a fascinating range of blood-feeding creatures.

As he shined his light on the water, large, worm-like sea creatures appeared to be swimming around, the video shows. At first, a single animal appears in the video. Then, more and more come into frame ...