It is a remarkable testament to humanity's narcissism that we know the number of books in the US Library of Congress on 1 February 2011 was 22,194,656, but cannot tell you -- to within an order-of-magnitude -- how many distinct species of plants and animals we share our world with, Lord May writes.
Engine misfires can be caused by a list of faults, but there are a few suspects that occur more than others. The primary villains are simple â spark or fuel â usually manifesting in spark plugs, plug wires, the coil(s) or the fuel-delivery system.
Some of the causes of miscarriage include the following. 1  In many cases the part of the pregnancy that grows into the baby fails to develop properly. 2  Sometimes a fertilised egg implants in the uterus but an embryo does not develop â this is called a blighted ovum.