主播大秀

The game that fixes cities

How cryptocurrency and blockchain are being used to try and solve some everyday problems

• 23 mins

Eating invasive species

When plants and animals invade new areas, can we 'eat them to beat them'?

• 23 mins

The bubble barrier cleaning up rivers

How Dutch inventors are removing plastic from rivers with a 鈥榥et鈥� made from bubbles

• 23 mins

Surprising solar

New ways of getting energy from the sun

• 23 mins

Female farmers fighting sexism

How women are fighting back against discrimination in agriculture

• 23 mins

Genetic problem-solving

From fast-growing food to life-saving rice, is genetic modification a good solution?

• 23 mins

Shockwaves for the heart

An Austrian surgeon has a radical new treatment for heart disease

• 23 mins

Surviving earthquakes

From a VR game to a hobby seismometer 鈥� projects trying to make earthquakes less deadly

• 23 mins

Coconuts fixing the world

How coconut husks are being used to prevent plastic waste and protect the forest

• 23 mins

AI for good

How artificial intelligence is being used to fight anxiety and save children's lives

• 23 mins

Stopping suicide

How volunteers are helping people in crisis in Limerick, Ireland

• 23 mins

Disaster zone innovators

Hospital trains and robot medics

• 23 mins

Training heroin users to save their friends

How drug users in Glasgow are being trained to treat people who have overdosed

• 23 mins

Sharing the river

How two communities in Bolivia learned to work together to protect their water

• 23 mins

Fighting period poverty

How hand-stitched pads are trying to make women鈥檚 lives better

• 23 mins

The plastic eaters

The hungry enzymes that might just be the solution to plastic pollution.

• 23 mins

Building a clinic to save a forest

How cut price health treatment has helped reduce logging in Borneo

• 23 mins

The country tackling loneliness

How the Netherlands is making a serious attempt to tackle something we can all feel

• 23 mins

Making landfill less awful

The people trying to improve this icon of our wasteful culture

• 23 mins

Fake birds and other stories

This week a host of great ideas inspired by solutions we've told you about in 2023.

• 23 mins

Keeping the Amazon standing

Making a living from the Amazon without cutting down trees

• 23 mins

Rewilding Earth

How beavers, bison and jaguars may help rebalance ecosystems

• 23 mins

Overcoming stigma

The communities in Nigeria and India changing mindsets.

• 23 mins

Making life easier for older people

We're in the US and Spain to look at how life can be improved for ageing populations.

• 23 mins

Clever ways to get kids learning

We look at innovative educational solutions in Senegal, Ghana and Pakistan.

• 23 mins

Speaking up at work

We look at how to raise concerns about wrongdoing in the workplace.

• 23 mins

Magic mushrooms and mental health

Could psychedelic drugs help in the treatment of mental health conditions?

• 23 mins

Greener ways to feed the world

How lab-brewed dairy and urban food forests can tackle climate change and hunger

• 23 mins

The power of music

Innovative ways that music can ease pain and bring people together.

• 23 mins

How literacy can change a life

How an app in Somaliland and moveable classrooms in Bangladesh help adults learn to read

• 23 mins