Gravity Probe B and Related Matters

Artist concept of Gravity Probe B orbiting the Earth.
Artist concept of Gravity Probe B orbiting the Earth.

The following article is by Jeremy Dunning-Davies, Senior Lecturer in Physics at the University of Hull and member of the Royal Astronomical Society and Natural Philosophy Alliance. In a posting on the Thunderbolts web site on June 6th, Mel Acheson commented on the recent claims of finding a spiral galaxy in the southern skies which…