BBC News Technology of Business

Teachers urgently want parents to understand the tech which could help to keep kids safer online.

A lack of skilled cargo handlers is now hampering the booming air freight business too.

Engineers are developing mobile, floating nuclear desalination plants to help solve water shortages.

Changing tastes mean mushroom entrepreneurs are only just getting started.

Airless tyres that do not puncture are getting close to market but some remain sceptical about them.

Tougher rules on watering gardens mean residents will have to consider alternatives to green grass.

Bogus apps are being used by hackers to access mobile phone data to threaten and blackmail victims.

Coaches now have powerful tools which can find patterns in play that humans would struggle to see.

Research into replacements for nitrogen-based fertilisers has been spurred by high prices and climate concerns.

Why hydrogen might be one route for Germany to move away from dependence on Russian imports.

Firms are developing smart contact lenses that can project data in front of the user's eye.

One Chinese carmaker has plans for thousands of stations in Europe where you can switch batteries.

Lack of access to smartphones and computers is widening the education gulf in India.

Europe's bike firms want to source more components closer to home, including carbon fibre frames.

Nickel is essential for batteries and stainless steel but suppliers are struggling to meet demand.

How a product recall is disrupting one start-up's plans to dominate the electric scooter market.

How the pandemic may have jolted an old-fashioned banking industry to make changes.

The nation that has seen economic trauma is open to the possibility of alternative money like Bitcoin.

Alternatives to gas and oil heating are becoming more popular but are still expensive.