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How the Panama Canal lifts a million tons of ships every day, locks, water pressure, and gravity doing the heavy work

The Panama Canal does not raise ships with cranes, it raises the water around them using lock chambers, sluices, and simple hydrostatics. This breaks down why the gates are angled, how lock staircases ...
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Ask Caray: How do the McAlpine Locks and Dam on the Ohio River work?

BARNSTABLE-BROWN DIABETES CENTER. WELL, THE MCALPINE LOCKS AND DAM PLAY A CRUCIAL ROLE IN HELPING VESSELS DOWN THE OHIO RIVER. BUT WHAT ELSE DO THEY DO? AND THIS WEEK’S ASK CARAY MORNING ANCHOR CARAY ...