Maybe I need some more pendulum clocks.
From the believe-it-or-not file, Phys.org reports a possible solution to an old puzzle:
Almost 350 years ago, Dutch inventor and scientist Christiaan Huygens observed that two pendulum clocks hanging from a wall would synchronise their swing over time.
What causes the phenomenon has led to much scientific head-scratching over the centuries, but no consensus to date.
‘But now’ – as Tomorrow’s World presenters used to say…
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