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Tomas shares his Plato clock ✓ A lovely flip clock from more than a century ago ✓ And it's still ticking strong! ✓ Read about ...
Interesting Engineering on MSN2d
100 years on, ESA tests Einstein’s relativity theory with atomic clocks on ISSThe European Space Agency (ESA) has launched one of its most precise science experiments to date — the Atomic Clock Ensemble ...
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