Patent ductus arteriosus (PDA) is the persistence of an opening that allows the blood to skip circulating through the lungs after a baby is born.
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In the midst of the devastating Eaton fire, a particular wooden picnic table remained fully intact at 2553 Fair Oaks Ave in Altadena, Calif.
Picture these two scenarios.
I am enjoying Harry McCracken's look at the Apple Newton PDA twenty years after it was announced, and nineteen years after it was first commercially available.