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Problem-Solving Prizes

How big cash rewards can drive innovation

• 23 mins

Crossing Divides: Solutions for Peace

Can grassroots initiatives really have a meaningful impact on peace?

• 53 mins

The Schools Trying to Build Bridges

Could bilingual schools help bring peace to a seemingly intractable conflict?

• 23 mins

The People鈥檚 Peace Talks

Can the public can succeed where the politicians have failed?

• 23 mins

The Speed Detectors

The volunteers catching speeding motorists

• 23 mins

Turning Subsistence Farming into an Investment Opportunity

How a new Nigerian tech startup is turning small scale farms into financial investments

• 23 mins

Clean Clothes and Glasses for the Poorest in Society

How do you improve the lives of the very poorest people? Sometimes it鈥檚 the simple things.

• 23 mins

Fighting Food Waste

Tech solutions for fighting food waste

• 23 mins

The Street Where Houses Come Half-Built

Why would you build someone half a house?

• 23 mins

Can a $1 Million Prize Help Keep Women Safe?

A competition to design a gadget that will send a secret alert if someone is attacked.

• 23 mins

Nigeria's Secret STI Test Kits

The start-up that allows people to self test for STIs in secret

• 23 mins

Learning Lessons from the Longest Living Lands

Can adapting your lifestyle add 10 years to your lifespan?

• 23 mins

The Bricks Helping to Rebuild Gaza

The young Gazan engineer making bricks out of ash and rubble

• 23 mins

Recycling to Turn Trash into Cash

Two projects that make life better for people keeping rubbish off the streets

• 23 mins

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