A microscope image of a shelled plankton. According to research from The University of Texas at Austin, plankton populations like this flourished in the tropics during past global cooling and may ...

Image caption, This is one type of plankton viewed through a microscope. In fact, many scientists believe that these tiny plants and animals are amongst the most important in our seas. They may ...

With my work, I hope to give people a glimpse in an unseen universe, just around the corner. Jan van IJken using a high-powered microscope to film living plankton.

They gruesomely make their way into the plankton and consume it from within. In third place was this hypnotizing video. Here you can see a Stylonychia, a microorganism often found in fresh water.

De-icing road salts — even those marketed as environmentally friendly — may harm important freshwater plankton, a new ...