Hi, I'm Hannah and I'm very excited to be hosting What in the World a new daily podcast from the BBC World Service, where we try to help you make sense of the world around you, of the big things that are happening, the small things that are happening and everything in between.

Just search for what in the world, wherever you get your BBC podcasts, and hit subscribe.

It may seem like science fiction, but the world's space agencies and private businesses

run by billionaires are planning to have people living and working on the moon and eventually

Mars. Hello, I'm Russell Padmore, and in Business Daily, we discover how humanity is going back to the moon

thanks to investment by private businesses.

Since the International Space Station and all these countries working together, there's been

more opportunities for businesses to get involved in space.

Survival for a permanent settlement on the moon means growing food there.

I visit a university in the Netherlands where they've been experimenting for 10 years to grow plants

in lunar soil.

Tomatoes are doing well, but actually most of the plant species we tried worked.

A new type of farming, growing crops on the moon and Mars could become a lucrative business.

Decades have passed since October 1957 when scientists in the Soviet Union

launched the first ever craft into space.

The simple signal from the orbiting satellite Sputnik was a sign of the future.

Russia was winning the space race.

It was underlined in April 1961 when the cosmonaut Yuri Gagarin successfully orbited Earth in the Vostok I spacecraft.

In May 1961, amid the Cold War, the United States responded with an ambitious commitment.

I believe that this nation should commit itself to achieving the goal before this decade is out

of landing a man on the moon and returning him safely to the earth.

President John F. Kennedy challenged NASA, the National Aeronautics and Space Administration,

...