Tech Life looks at satellite navigation and the increase in cases of signal interference. How could this affect shipping and aviation safety, and what can be done about it ?

Also in this edition, what digital material of cultural significance should be stored for the future ? A volunteer project is improving Wikipedia's photographs. And we find out about efforts to harness the power of the moon on the Faroe Islands.

Tell us about the one bit of tech you use in your life everyday – get in touch by emailing [email protected] or send us a Whatsapp on +44 330 1230 320.

Presenter: Zoe Kleinman

(Image: An image of a Galileo navigation satellite. Credit: BBC)