Just as a supersonic aircraft creates a sonic boom when it breaks the sound barrier, fast-moving CMEs from the Sun generate shock waves in space.

As you peel, the adhesive continues to cling stubbornly to the surface for a fraction of a second. That's the stick part.

Countless people online reported hearing a sonic boom in Port St. Lucie and Vero Beach the evening of Feb. 19. At 8:41 p.m.

None ...