Bacteria swim by rotating the helical, hairlike flagella that extend from their unicellular bodies. Some bacteria, including the Escherichia coli (E. coli) living in the human gut, have multiple ...

While it is obvious that things like boats and other water vehicles can be heard by marine life under the water, what about human activities like swimming, canoeing and scuba diving? During the 175th ...

As planktonic organisms the larvae of the marine annelid Platynereis swim freely in the open water. They move by activity of their cilia, thousands of tiny hair-like structures forming a band along ...

Add Yahoo as a preferred source to see more of our stories on Google. A figure showing the swim depths of different marine animals Competitive swimmers know that swimming underwater causes less drag ...

Although invisible to us, every teaspoon of seawater contains more than a million marine bacteria. These tiny microbes play pivotal roles in governing the chemical cycles that control our climate and ...

Marine animals that swim by jet propulsion, such as squid and jellyfish, are not uncommon. But it’s rare to find a colony of animals that coordinates multiple jets for whole-group locomotion. This ...

Add Yahoo as a preferred source to see more of our stories on Google. Marines conduct water survival and rescue drills during a Water Survival Advanced course at Camp Lejeune, North Carolina on June 3 ...

Competitive swimmers know that swimming underwater causes less drag resistance than swimming at the surface. Splashing around making waves isn’t the most efficient way to swim. Any energy spent ...