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Generating power from the roads

A highway in the US is being used to generate power and make toilet paper

• 23 mins

Stopping Wildfires in Their Tracks

Three projects that are limiting the impact of wildfires

• 23 mins

Training India鈥檚 Fake Doctors

Can a controversial crash course in medicine help improve the healthcare system in India?

• 23 mins

Why Millions Listen to This Girl

Why millions listen to this nine-year-old girl's advice

• 23 mins

Reviving Italy鈥檚 鈥楪host Towns鈥�

An unusual hotel is helping to breathe life back into Italy鈥檚 abandoned villages

• 23 mins

Cool Ways of Keeping Things Cool

How two inventors are trying to revolutionise the way we keep things cold

• 23 mins

Rewarding Green Travel in Bologna

A public transport system rewards citizens for taking sustainable modes of transport

• 23 mins

Scanning Homeless People to Make a Donation

A new project is offering homeless people barcodes, which you can scan to make a donation

• 23 mins

A Green Space Revolution in Paris

How do you create green spaces in the middle of a city?

• 23 mins

Running and Singing to Improve Maths and English

The schools changing lives through running and music

• 23 mins

Smart Stimulation for People with Dementia

Three clever ideas that help improve the day-to-day lives of people with dementia

• 23 mins

Mending Our Disposable Culture

Why volunteers are fixing other people鈥檚 stuff free of charge

• 23 mins

Fighting the 鈥榃ater Mafia鈥� with Pipes in the Sky

A project in a Kenyan slum is pumping water through pipes suspended in the air

• 23 mins

鈥楻ental Sisters鈥� for Japan鈥檚 Reclusive Young Men

The sisters-for-hire who are trying to coax reclusive Japanese men out of their rooms

• 23 mins

Tech That Tricks the Brain

Two tech start-ups are using wearable technology to trick the brain to solve problems

• 23 mins

Time to Update the Stranger Danger Message?

Stranger Danger: Still the best message to keep children safe?

• 23 mins

The Country Where You Can Be Jailed for Using Plastic Bags

In Kenya you can be jailed for four years for carrying a single-use plastic bag.

• 23 mins

How to Build a City for an Ageing Population

Japan鈥檚 Kashiwa City has redesigned buildings and jobs to adapt to an ageing population

• 23 mins

The Banks That Run on Time Instead of Money

How does the 'time economy' work?

• 23 mins

Smart Boats That Sail on a Bed of Bubbles

What鈥檚 being done to clean up the shipping industry and make it less polluting?

• 23 mins

How 'Buddy Benches' are Making Playtime Less Lonely

Buddy Benches are proving popular in Irish schools

• 23 mins

Can This Smart Street Stop Drinkers Getting Violent?

How a Dutch city is trying to reduce violence by changing the colour of street lights

• 23 mins

Can American Entrepreneurs Help Fix Education in Africa?

A growing network of high-tech schools aims to tackle a 鈥榗risis鈥� in African education

• 23 mins

The Little Libraries Bringing Books into People鈥檚 Homes

Small boxes of books placed across the world are bringing people together

• 23 mins

Checking in with the Problem Solvers

We update you on stories from 2018 including a plan to catch junk in space

• 23 mins

Does the World Need More Babies?

How countries with low birth rates are trying to get people to have more babies

• 23 mins

The Talent Show for Honest People

In the Integrity Idol talent show, it doesn鈥檛 matter if you can sing or dance

• 23 mins

The Turkish App to Help Autistic Children Learn

Can these games help autistic children get the right education?

• 23 mins

The Shopping Mall Where Everything is Recycled

A shopping mall in Sweden only sells recycled items, thanks to its clever location

• 23 mins

How Nepal Doubled its Tiger Population

Over the past 10 years, Nepal has almost doubled its population of Bengal tigers

• 23 mins