Questioning Relativity & the Return to Lorentz
GPS Proves Special Relativity?
What the Global Positioning System Tells Us about the Twin's Paradox
The Speed of Gravity: Why Einstein Was Wrong and Newton Was Right
The fact that the Earth is not accelerating toward the visible location of the Sun, but rather 20 arc seconds in front of the visible Sun (where the Sun will visibly be 8.3 minutes in the future) is very strong evidence against gravity propagating at the speed of light.