Mobile World Congress: Future of smart devices in focus

It is estimated that by 2025 there will be 25 billion devices connected to the web, which is one of the main technology talking points at this year's Mobile World Congress - the Internet of Things.

    Does your fridge know when it is out of milk? Maybe your home has a smart meter to monitor heating?

    It is estimated that by 2025 there will be 25 billion devices connected to the web, which is one of the main technology talking points at this year's Mobile World Congress - the Internet of Things.

    Al Jazeera's Charlie Angela reports from Barcelona.


    YOU MIGHT ALSO LIKE

    Visualising every Saudi coalition air raid on Yemen

    Visualising every Saudi coalition air raid on Yemen

    Since March 2015, Saudi Arabia and a coalition of Arab states have launched more than 19,278 air raids across Yemen.

    Lost childhoods: Nigeria's fear of 'witchcraft' ruins young lives

    Lost childhoods: Nigeria's fear of 'witchcraft' ruins young lives

    Many Pentecostal churches in the Niger Delta offer to deliver people from witchcraft and possession - albeit for a fee.

    Why did Bush go to war in Iraq?

    Why did Bush go to war in Iraq?

    No, it wasn't because of WMDs, democracy or Iraqi oil. The real reason is much more sinister than that.