Surprising 1st results from NASA's sun-skimming spacecraft

NASA's sun-skimming spacecraft, the Parker Solar Probe, is surprising scientists with its unprecedented close views of our star.NASA's Nicola Fox compared this unexpected switchback phenomenon to the cracking of a whip.“They're striking and it's hard to not think that they're somehow important in the whole problem," said Stuart Bale of the University of California, Berkeley, who was part of the team.