MTR has announced a special "Thank You Day" on July 13, offering passengers half-price fares across its network.

And there are other ways in which crunchy food keeps us healthy, as Danielle explains to BBC World Service's The Food Chain. When we put food in our mouths, we need to know it's safe. A loud crunch ...

Neil Hello, this is 6 Minute English from BBC Learning English. I'm Neil. Beth And I'm Beth. In this programme, we're talking ...