Lightning zaps space radiation surrounding Earth

When lightning makes your favorite AM radio station crackle and pop, it is also cleaning up a radiation hazard overhead. Lightning in clouds only a few miles above the ground clears a safe zone in the radiation belts thousands of miles above the Earth, according to NASA research. The unexpected new result resolves a 40-year-old debate as to how the safe zone is formed.

Post new comment

The content of this field is kept private and will not be shown publicly.
  • Allowed HTML tags: <a> <h3> <h4> <em> <i> <strong> <b> <span> <ul> <ol> <li> <blockquote> <object> <embed> <param> <sub> <sup>
  • Lines and paragraphs break automatically.
  • You may embed videos from the following providers vimeo, youtube. Just add the video URL to your textarea in the place where you would like the video to appear, i.e. http://www.youtube.com/watch?v=pw0jmvdh.
  • Web page addresses and e-mail addresses turn into links automatically.
  • Images can be added to this post.

More information about formatting options