We think humans have created huge amounts of information. But in fact, it's a tiny amount compared to the information needed to describe the universe. Using beautiful slow-motion footage of a water droplet, presenter Jim Al-Khalili gives us a sense of just how much of what goes on in the physical world is hidden from us. Subscribe to Spark for more amazing science, tech and engineering videos - https://goo.gl/LIrlur Follow us on Facebook: https://www.facebook.com/SparkDocs/ Follow us on Instagram: https://www.instagram.com/spark_channel/?hl=undefined Content licensed from TVF International to Little Dot Studios. Any queries, please contact us at: owned-enquiries@littledotstudios.com #JimAlKhalili #spark #sparkdocumentary #sciencedocumentary