How are signals transmitted and processed and what's the role of bandwidth within it? Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1985/communicating/no-man-is-an-island?utm_source=youtube&utm_medium=social&utm_term=description David Pye gave the 1985 Christmas Lectures "Communicating" about the incredible world of communication. From the man-made satellite dishes to the complex biological system of bat communication. In his first lecture, David Pye introduces the audience to the myriad of ways humans communicate with each other. Watch the full series: http://www.rigb.org/christmas-lectures/watch/1985/communicating?utm_source=youtube&utm_medium=social&utm_term=description The Ri is on Twitter: http://twitter.com/ri_science and Facebook: http://www.facebook.com/royalinstitution and Tumblr: http://ri-science.tumblr.com/ Our editorial policy: http://www.rigb.org/home/editorial-policy Subscribe for the latest science videos: http://bit.ly/RiNewsletter