Impressive Physics Trick Lets a Sphere Roll Down a Vertical Wall
If you place a rigid sphere on a similarly rigid inclined surface, gravity will cause it to roll down said surface. But what happens if the surface, or plane, is completely vertical? Researchers had previously assumed that, without an initial push, the sphere would simply drop straight to the ground without rolling. New research, however, has just...
French
Spanish
Portuguese
Deutsch
Turkish
Dutch
Italiano
Russian
Romaian
Portuguese (Brazil)
Greek
Arabic