Leonardo da Vinci’s Moon Mystery 🌙 w Neil deGrasse Tyson. | The Tyson Theory

The Moon isn’t supposed to have oxygen or liquid water, so how can it be rusting? Rust is formed when iron meets water and oxygen. Water provides the catalyst that enables iron and oxygen molecules to react with one another and form the particular type of iron oxide known as ‘haematite’ or, more simply, as ‘rust’. But did these elements end up on the Moon? BBC Weather journalist Sophia Herod explains. | BBC News India