Cosmic Ticks #1 with Prof Lewis (359)
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How do Cosmologists measure Space-Time? Professor Lewis explains Einstein's clocks and the new cosmic ticks. DrKarl.com Geraint F Lewis
Cosmic Ticks #1 with Prof Lewis (359)
How do Cosmologists measure Space-Time? Professor Lewis explains Einstein's clocks and the new cosmic ticks. DrKarl.com Geraint F Lewis
Cosmic Ticks #1 with Prof Lewis (359)