Famed for their ability to inflict Armageddon from outer space, asteroids are now revealing how they are responsible for both life and death on our planet. Show more
Royal Institution Christmas Lectures
2012: The Modern Alchemist
Episode 3: Earth: The Philosopher's Stone
1 hour on BBC Four
Dr Peter Wothers explores the elements within the earth and discovers just difficult it is for chemists to extract the planet's greatest treasures. Show more
Mark Radcliffe presents a countdown of the ten songs which have earned the most money of all time - ten classic songs each with an extraordinary story behind them. Show more
Documentary about musician/songwriter Jeff Lynne, told by the man himself and collaborators and friends including Paul McCartney, Ringo Starr, Tom Petty, Joe Walsh and Eric Idle. Show more
Vintage concert footage from Wembley Arena, featuring a pioneering laser display. ELO play all their best-known songs, including Mr Blue Sky, Telephone Line and Turn to Stone. Show more
Mark Radcliffe presents a countdown of the ten songs which have earned the most money of all time - ten classic songs each with an extraordinary story behind them. Show more
Documentary about musician/songwriter Jeff Lynne, told by the man himself and collaborators and friends including Paul McCartney, Ringo Starr, Tom Petty, Joe Walsh and Eric Idle. Show more
Royal Institution Christmas Lectures
2012: The Modern Alchemist
Episode 3: Earth: The Philosopher's Stone
1 hour on BBC Four
Dr Peter Wothers explores the elements within the earth and discovers just difficult it is for chemists to extract the planet's greatest treasures. Show more