The electromagnetic spectrum comprises gamma rays smaller than an atom's nucleus to radio waves bigger than a house.

Until recently, electricity was seen as a magical power. One that could slay the living, revive the dead, and bend the laws of nature. It is now the lifeblood of the modern world, fueling our lives and underpinning every aspect of technological advancement. Without it, we would be lost. Professor Jim Al-Khalili tells the electrifying story of our quest to master nature’s most mysterious force.