PORTLAND, Maine — Faulty engineering led to the implosion of an experimental submersible that killed five people on the way to the wreck of the Titanic, the National Transportation Safety Board ...
Water covers 70% of our planet, and it is easy to think that it will always be plentiful. However, freshwater—the stuff we drink, bathe in, irrigate our farm fields with—is incredibly rare. Only 3% of ...
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