Small Inventions That Made a Big Difference

<p><b>Pockets matches spectacles postage stamps.</b></p><p>Whether it's the stitches that hold our clothes together or the syringes that deliver life-saving vaccines small things really do make a big difference. Yet these modest but essential components of everyday life are often overlooked. </p><p>Science and comedy writer <b>Helen Pilcher</b> shares the unexpected stories of 50 humble innovations - from the accidental soldering of two bits of metal that created the pacemaker to the eighteenth-century sea captain whose ingenious invention paved the way for the filming of Star Wars - and celebrates the joy of the small yet mighty.</p>