People Fixing the World

How a new diet for gassy cows is helping the environment. Video, 00:03:53How a new diet for gassy cows is helping the environment

A 'digital plant doctor' is helping farmers spot disease. Video, 00:01:47A 'digital plant doctor' is helping farmers spot disease

DNA tests are catching dog owners who don't pick up poo. Video, 00:04:07DNA tests are catching dog owners who don't pick up poo

The breast cancer surgeon who got breast cancer

Military medicine to save lives in London. Video, 00:01:34Military medicine to save lives in London

The city where children are learning to love mosquitoes. Video, 00:04:43The city where children are learning to love mosquitoes

The mums saving each other from a taboo condition. Video, 00:04:42The mums saving each other from a taboo condition

Tracing child abusers: Where was this picture taken? Video, 00:03:25Tracing child abusers: Where was this picture taken?

The people trying to reunite a divided island. Video, 00:04:35The people trying to reunite a divided island

How Japan is helping pensioners stay happy and have fun. Video, 00:03:07How Japan is helping pensioners stay happy and have fun

Integrity Idol: The talent show that rewards honesty. Video, 00:03:17Integrity Idol: The talent show that rewards honesty

Rent-a-sister: Coaxing Japan’s young men out of their rooms. Video, 00:12:53Rent-a-sister: Coaxing Japan’s young men out of their rooms

Can laser shoes help people with Parkinson's walk? Video, 00:03:09Can laser shoes help people with Parkinson's walk?

Can US entrepreneurs solve a 'crisis' in African schools? Video, 00:04:58Can US entrepreneurs solve a 'crisis' in African schools?

Smart ships using wind and air bubbles to save fuel. Video, 00:03:22Smart ships using wind and air bubbles to save fuel

How 'Buddy Benches' are making playtime less lonely

A city that is turning streets into gardens. Video, 00:02:59A city that is turning streets into gardens

Why this man will fix your broken stuff for free. Video, 00:03:07Why this man will fix your broken stuff for free

This country banned plastic bags - should we? Video, 00:04:01This country banned plastic bags - should we?

What is 'Green Cake' and why did this woman invent it? Video, 00:02:49What is 'Green Cake' and why did this woman invent it?

Stranger Danger: Still the right message for children?

The city that gives you free beer for cycling. Video, 00:02:53The city that gives you free beer for cycling

Can a cooker help save the rainforest? Video, 00:03:05Can a cooker help save the rainforest?