On: Faster-than-light neutrino result may have been du...

[sliverstorm]

It was suggested repeatedly, and it was then repeatedly mentioned that GPS already takes relatively into account.

[didgeoridoo → sliverstorm]

This comment got me wondering how important it is for navigation to take into account relativistic time dilation in GPS. Apparently: very. Turns out that ignoring it would cause a drift in position of about 10km/day. http://www.astronomy.ohio-state.edu/~pogge/Ast162/Unit5/gps....

[platz → didgeoridoo]

nice dig!