NEWCASTLE UPON TYNE, England, Sept. 1 (TNSres) -- Northumbria University issued the following news release: Since the 1960s, astronomers have wondered how the Sun's supersonic "solar wind," a stream of energetic particles that flows out into the Solar System, continues to receive energy once it leaves the Sun. Now, thanks to a fortunate line up of two spacecraft currently in space studying the Sun, they may have discovered the answer. New research provides conclusive evidence that the fastest   more