An especially powerful whirlpool is known as a maelstrom; one of the more notable maelstroms is the Moskstraumen, an immense network of eddies and whirlpools off the coast of Norway. Several things can lead to the formation of a whirlpool. Most commonly, whirlpools are caused by the meeting of opposing currents. When the currents are strong enough, they can start to wrap around each other, creating a spiral of rapidly swirling water.
In this May 20, 2014, file photo, Cleveland Cavaliers general manager David Griffin, left, and minority owner Jeff Cohen celebrate after the Cavaliers won the top pick in the the NBA basketball draft lottery in New York. The 2015 NBA draft lottery will take place in New York on Tuesday, May 19, 2015.
The NBA playoffs start on Saturday, April 15, three days after the regular season ends on April 12. The latest the playoffs will run for a possible Game 7 in the NBA Finals would be June 18. But with more than a week left of the regular season, there is still significant movement between postseason contenders. The defending champion Cleveland Cavaliers may not enter the playoffs as the East's top seed, unlike last season.