Above: A Von Karman vortex street downwind of the Canary Island chain in the eastern Atlantic Ocean off the coast of Africa on Feb. 27, 2015. Image credit: NASA Worldview. Editor's note: Meteorologist ...

How did long term-mutual funds and ETFs perform last month? Understand the short-term and long-term trends affecting equity funds, sector-equity funds, bond funds, and more. Each month, Morningstar ...