This was one of the first commercially available mobile phones—it cost about £9000 in today's money, and had a battery life of 30 minutes talk time. In his 1985 Christmas Lectures, David Pye demonstrated this brand-new technology of the time. Watch the full series here: rigb.org/christmas-lectures/watch-royal-institution-christmas-lectures-archive This year marks the 200th anniversary of the Christmas Lectures. Stay with us as we share our favourite bits from the archives. #Discover200 | Royal I

10K views · 255 reactions | Are you ready for round two of the Christmas Lectures tonight? Sue Black will work with a host of world-class experts in forensic science, as they reveal how they find clues that are invisible to the naked eye, and analyse them to solve crimes. Tune in to BBC Four/iPlayer at 8pm! | Royal Institution of Great Britain | Facebook

12K views · 371 reactions | The 2022 Christmas Lectures with forensic anthropologist Sue Black start TONIGHT. We cannot contain our excitement!  In lecture one we'll look at what clues are hidden in our bodies, and how investigators can uncover a host of information about someone from the smallest fragment of their remains. Tune in to BBC Four and iPlayer at 8pm! | Royal Institution of Great Britain | Facebook

Harold Spencer Jones, astronomer and Christmas Lecturer, was #BornOnThisDay in 1890. He delivered his lectures on 'Astronomy in our Daily Life' in 1944. | Royal Institution of Great Britain | Facebook

10K views · 243 reactions | In the Christmas Lectures we learnt how forensic investigators find and analyse evidence. Tonight, we'll see how it holds up in court, as the Ri turns into a courtroom and Sue Black faces a real-life KC. The audience will decide the fate of our trial 六‍⚖️ 8pm on BBC Four/iPlayer. | Royal Institution of Great Britain | Facebook

If you didn't know how phosphorus was discovered, urine for a surprise! ⚗️ We're sharing our favourite clips from the Christmas Lectures archives as we eagerly await their massive 200th anniversary this festive season. #Discover200 This video is from Peter Wothers' 2012 series "The Modern Alchemist". You can watch it on our online archive, for free and without creating an account: rigb.org/explore-science/explore/video/modern-alchemist-air-elixir-life-2012 | Royal Institution of Great Britain

88K views · 1.1K reactions | A Christmas Lecturer's favourite Christmas Lectures  We sat down with 1987 lecturer David Phillips to reminisce on his time here at the Ri, walking in the footsteps of Michael Faraday and joining him in the history books. Watch the full interview: youtube.com/watch?v=hu0ATx1OLfo | Royal Institution of Great Britain | Facebook

61K views · 625 reactions | Don't miss the final of the 2024 Christmas Lectures, supported by CGI! Tonight, Chris van Tulleken will analyse how our diets have changed through history, and how global food systems affect our health and our planet. Tune in to BBC Four and iPlayer at 9pm! | Royal Institution of Great Britain | Facebook