Veja strtotime() e date()
por exemplo,
2010-02-03 22:21:26 até 3rd February 2010 at 22:21 :$DateTimeStr = '2010-02-03 22:21:26';
echo date('jS F Y \a\t G:i', strtotime($DateTimeStr));
2010-02-03 22:21:26 até 3rd February 2010 at 22:21 :$DateTimeStr = '2010-02-03 22:21:26';
echo date('jS F Y \a\t G:i', strtotime($DateTimeStr));