How much heat do you lose from your head?

Do you ever feel it is too hot to sleep? With climate change gradually increasing world temperatures, people across the world are becoming increasingly affected by hot weather. In many locations, air conditioning is used to help cool down homes and workplaces, but not everyone ha ...  Show more

Have you ever had the feeling of lying awake at night, unable to get to sleep? Many of us know what it is like to struggle with sleep, especially if we have drunk too much tea or coffee before bed! But did you know that your sleep quality can be affected by other parts of your di ...  Show more

Rob and Catherine talk about words and short phrases used to connect ideas. 

'Goblin mode': Neil and Beth teach you this and other vocabulary 

Roy and Feifei teach you a new English expression.