Researchers study currents for clues to ocean ‘weather’

The weather is a little different underwater.

Some things are similar: When scientists study the interaction of currents known as the “internal weather” of the Atlantic Ocean, they find updrafts, downward flows and even cyclones.

But the currents are made of water, not air, so things are different. When was the last time a TV meteorologist talked about a cyclone sucking up plankton?