When they say ‘an as yet unknown driver is causing the problem’ they probably don’t mean a motorist 😉
The leading hypothesis used to explain why the aurora borealis and its southern hemisphere counterpart, the aurora australis, play havoc with global positioning systems has been knocked into a cocked hat, reports Sott.net.
The spectacular auroras are produced when gas particles in the earth’s atmosphere collide with charged particles emitted by the sun. The resulting plasma turbulence has long been assumed to be the reason that the phenomena interfere with Global Navigation Satellite Systems (GNSS).
Now, research led by Biagio Forte of the Department of Electronic and Electrical Engineering at the University of Bath in the UK has discovered that the predicted turbulence doesn’t actually exist, meaning that an as yet unknown driver is causing the problem.
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