Ray McCarthy
Sentient Marmite: The Truth may make you fret.
http://www.bbc.com/earth/story/20150805-the-most-accurate-clocks-in-space
Mentioned here and other places in Chrons, they can now be used to Navigate even in the Solar System.
Mentioned here and other places in Chrons, they can now be used to Navigate even in the Solar System.