A look at the online videos that some viewers claim provide an extraordinary sensory experience.

Malala Yousafzai's father Ziauddin speaks of his hopes for Pakistan one year on from the school massacre in Peshawar.

And as fans prepare for the UK premiere of Star Wars: The Force Awakens, Victoria Derbsyhire presenter Joanna Gosling speaks to two actors who have appeared in previous instalments. Show less