Solar flares erupt outward into space at up to 4.5 million miles per hour. What forces cause these explosions that can be the equivalent of millions of nuclear bombs detonating simultaneously? | http://science.discovery.com/tv-shows/how-the-universe-works/
Watch full episodes:
Subscribe to Science Channel:
Check out SCI2 for infinitely awesome science videos. Every day.
Download the TestTube app: