A scientist invents a machine that can travel through the fourth dimension - time. What will he find? And what will that tell him about man's inexorable pursuit of knowledge? What he discovers shocks him-and may have lessons for us all.

The Invisible Man invents a way to change his body so that light is neither absorbed nor reflected. But is his new found ability a blessing or a curse? A cautionary tale of greed and hubris.

As the nineteenth century drew, exhausted, to a close with its relentless pace of change, forward thinkers like H.G Wells turned their attention to the future - a future of new invention, new discovery and new dangers. For progress can come at a price: is it worth paying?