We never directly experience the strong nuclear force. |
All four fundamental forces of physics-gravity, the strong nuclear force, the weak nuclear force and electromagnetism-are now in place. |
Previously, top quarks had only been observed when produced by the strong nuclear force. |
Once the barrier is overcome, the strong nuclear force takes overĀ¹. |
He says pentaquarks will help physicists better understand the strong nuclear force. |
Light is carried by photons, gravity by gravitons, the strong nuclear force by gluons. |